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The population of birds
Lists Accipitriformes (hawks, eagles, vultures, and kites) Anseriformes (waterfowl) Apodiformes (swifts and hummingbirds) Caprimulgiformes (nightjars and relatives) Charadriiformes (gulls and relatives) Ciconiiformes (storks and relatives) Columbiformes (doves and pigeons) Coraciiformes (kingfishers and relatives) Cuculiformes (cuckoos and relatives) Falconiformes (falcons and relatives) Galliformes (gamebirds) Gaviiformes (loons or divers) Gruiformes (cranes and relatives) Passeriformes (perching birds) Pelecaniformes (pelicans and relatives) Phoenicopteriformes (flamingos) Piciformes (woodpeckers and relatives) Podicipediformes (grebes) Procellariiformes (albatrosses and petrels) Psittaciformes (parrots) Sphenisciformes (penguins) Strigiformes (owls) Struthioniformes (ratites) Tinamiformes (tinamous) Trogoniformes (trogons and quetzals)
Key
RelatedLists of organisms by population Lists of mammals by population List of Late Quaternary prehistoric bird species List of extinct birds Lists of birds by region
v t e

This list is not comprehensive, as not all Strigiformes have had their numbers quantified. For a simple list of all owl species, see the article "List of owl species".

Extinct species:

• Bermuda saw-whet owl, described from fossil records and explorer accounts of the bird in the 17th century.
• Laughing owl, last seen in 1914.
• Mauritius scops owl, last seen 1837 and certainly extinct by 1859.
• Réunion scops owl, went extinct in the 17th century after the colonization of the island of Réunion.
• Rodrigues scops owl, last recorded in 1726.

Species by global population

Common name	Binomial name	Population	Status	Trend	Notes	Image
Abyssinian owl	Asio abyssinicus	?	LC
African barred owlet	Glaucidium capense	?	LC
African grass-owl	Tyto capensis	?	LC
African scops owl	Otus senegalensis	?	LC
African wood owl	Strix woodfordii	?	LC
Akun eagle-owl	Ketupa leucosticta	?	LC
Albertine owlet	Glaucidium albertinum	2,500-9,999	NT
Alor bookbook	Ninox plesseni	?	LC
Amazonian Pygmy-owl	Glaucidium hardyi	?	LC
Andaman boobook	Ninox affinis	2,500-9,999	LC
Andaman scops owl	Otus balli	?	LC
Andean pygmy owl	Glaucidium jardinii	?	LC
Anjouan scops owl	Otus capnodes	2,300-3,600	EN
Annobon scops owl	Otus feae	50-249	CR
Arabian eagle-owl	Bubo milesi	4,000-9,999	LC
Arabian scops owl	Otus pamelae	60,000	LC
Ashy-faced owl	Tyto glaucops	?	LC
Asian barred owlet	Glaucidium cucoloides	?	LC
Austral pygmy owl	Glaucidium nana	?	LC
Australian boobook	Ninox boobook	?	LC
Australian masked owl	Tyto novaehollandiae	?	LC
Baja pygmy owl	Glaucidium hoskinsii	?	LC
Balsas screech owl	Megascops seductus	20,000 – 49,999	LC
Band-bellied owl	Pulsatrix melanota	?	LC
Banggai scops owl	Otus mendeni	10,000-40,000	NT
Bare-legged owl	Margarobyas lawrencii	?	LC
Bare-shanked screech owl	Megascops clarkii	20,000-49,999	LC
Barking owl	Ninox connivens	?	LC
Barn owl	Tyto alba	4,000,000-9,999,999	LC		Includes all subspecies
Barred eagle-owl	Bubo sumatranus	?	NT
Barred owl	Strix varia	?	LC
Bearded screech owl	Megascops barbarus	20,000 – 49,999	LC
Biak scops owl	Otus beccarii	15,000-45,000	NT
Black-and-white owl	Strix nigrolineata	?	LC
Black-banded owl	Ciccaba huhula	?	LC
Black-capped screech owl	Megascops atricapilla	?	LC
Blakiston's fish owl	Ketupa blakistoni	1,000-2,499	EN		This subspecies is included under Bubo blakistoni.
Boreal owl	Aegolius funereus	730,000-1,810,000	LC
Brown boobook	Ninox scutulata	?	LC
Brown fish owl	Ketupa zeylonensis	?	LC
Brown wood owl	Strix leptogrammica	?	LC
Buff-fronted owl	Aegolius harrisii	?	LC
Buffy fish owl	Ketupa ketupu	?	LC
Burrowing owl	Athene cunicularia	?	LC
Buru boobook	Ninox hantu	?	LC
Camiguin boobook	Ninox leventisi	250-1,400	VU
Cape eagle-owl	Bubo capensis	?	LC
Cebu boobook	Ninox rumseyi	250-999	VU
Central American pygmy owl	Glaucidium griseiceps	?	LC
Chaco owl	Strix chacoensis	?	NT
Chestnut-backed owlet	Glaucidium castanonotum	10,000-19,999	NT
Chocolate boobook	Ninox randi	?	NT
Christmas boobook	Ninox natalis	1000	VU
Cinnabar boobook	Ninox ios	?	LC
Cinnamon screech owl	Megascops petersoni	?	LC
Cloud-forest pygmy owl	Glaucidium nubicola	1,500-7,000	VU
Cloud-forest screech owl	Megascops marshalli	?	NT
Colima pygmy owl	Glaucidium palmarum	20,000 – 49,999	LC
Collared owlet	Glaucidium brodiei	10,000,000+	LC
Collared scops owl	Outs lettia	?	LC
Colombian screech owl	Megascops colombianus	6,700	NT
Congo bay owl	Phodilus prigoginei	2,500-9,999	EN
Costa Rican pygmy owl	Glaucidium costaricanum	?	LC
Crested owl	Lophostrix cristata	?	LC
Cuban pygmy owl	Glaudicium siju	?	LC
Cyprus scops owl	Otus cyprius	10,000-24,000	LC
Desert owl	Strix hadorami	?	LC
Dusky eagle-owl	Bubo coromandus	?	LC
East Brazilian pygmy owl	Glaucidium minutissimum	?	LC
Eastern screech owl	Megascops asio	560,000	LC
Elf owl	Micrathene whitneyi	72,000	LC
Enggano scops owl	Otus enganensis	2,500-9,999	LC
Eurasian eagle-owl	Bubo bubo	100,000-499,999	LC
Eurasian pygmy owl	Glaucidium passerinum	500,000-1,199,999	LC
Eurasian scops owl	Otus scops	790,000-1,350,000	LC
Everett's scops owl	Otus everetti	?	LC
Fearful owl	Nesasio solomonensis	2,500-9,999	NT
Ferruginous pygmy owl	Glaucidium brasilianum	20,000,000	LC
Flammulated owl	Psiloscops flammeolus	?	LC
Flores scops owl	Otus alfredi	250-2,499	EN
Forest owlet	Heteroglaux blewitti	250-999	EN
Fraser's eagle-owl	Bubo poensis	?	LC
Fulvous owl	Strix fulvescens	?	LC
Giant scops owl	Otus gurneyi	2,500-9,999	VU
Golden masked owl	Tyto aurantia	2,500-9,999	VU
Great grey owl	Strix nebulosa	50,000-99,999	LC
Great horned owl	Bubo virginianus	?	LC
Greater sooty owl	Tyto tenebricosa	?	LC
Greyish eagle-owl	Bubo cinerascens	?	LC
Guatemalan pygmy owl	Glaucidium cobanense	?	LC
Halmahera boobook	Ninox hypogramma	?	LC
Himalayan owl	Strix nivicolum	?	LC
Hume's boobook	Ninox obscura	?	LC
Indian eagle-owl	Bubo bengalensis	?	LC
Indian scops-owl	Otus bakkamoena	?	LC
Itombwe owl	Phodilus prigoginei	2,500-9,999	EN
Jamaican owl	Pseudoscops grammicus	?	LC
Japanese scops owl	Otus semitorques	?	LC
Javan owlet	Glacidium castanopterum	?	LC
Javan scops owl	Otus angelinae	1,500-7,000	VU
Jungle owlet	Glaucidium radiatum	?	LC
Karthala scops owl	Otus pauliani	2,300	EN
Koepcke's screech owl	Megascops koepckeae	?	LC
Least boobook	Ninox sumbaensis	10,000-19,999	EN
Lesser horned owl	Bubo magellanicus	?	LC
Lesser sooty owl	Tyto multipunctata	4,000	LC		Estimated to be around 2,000 breeding pairs
Little owl	Athene noctua	5,000,000-9,999,999	LC
Long-eared owl	Asio otus	2,200,000-3,700,000	LC
Long-tufted screech owl	Megascops sanctaecatarinae	?	LC
Long-whiskered owlet	Xenoglaux loweryi	250-999	VU
Luzon boobook	Ninox philippensis	?	LC
Luzon scops owl	Otus longicornis	?	NC
Madagascar owl	Asio madagascariensis	?	LC
Makira Boobook	Ninox roseoaxillaris	2,500-9,999	VU
Malaita Boobook	Ninox malaitae	2,500-9,999	VU
Mantanani scops owl	Otus mantananensis	?	LC
Maned owl	Jubula lettii	?	DD
Manus boobook	Ninox meeki	?	LC
Manus masked owl	Tyto manusi	?	LC		This subspecies is included under Tyto novaehollandiae. Population estimates are not given.
Marsh owl	Asio capensis	?	LC
Mayotte scops owl	Otus mayottensis	?	LC
Mentawai scops owl	Otus mentawi	10,000-19,999	LC
Middle American screech owl	Megascops guatemalae	?	LC
Minahasa masked owl	Tyto inexspectata	?	LC
Mindanao boobook	Ninox spilocephala	?	NT
Mindanao scops owl	Outs mirus	?	LC
Mindoro boobook	Ninox mindorensis	2,500-9,999	VU
Mindoro scops owl	Otus mindorensis	10,000-19,999	NT
Moheli scops owl	Otus moheliensis	260	EN
Moluccan masked owl	Tyto novaehollandiae	?	LC
Moluccan scops owl	Otus magicus	?	LC
Morepork	Ninox novaeseelandiae	?	LC
Mottled owl	Strix virgata	?	LC
Mottled wood owl	Strix ocellata	?	LC
Mountain pygmy owl	Glaucidium gnoma	?	LC
Mountain scops owl	Otus spilocephalus	?	LC
Negros scops owl	Otus nigrorum	1,000-2,499	VU
New Britain boobook	Ninox odiosa	10,000-19,999	VU
New Ireland boobook	Ninox variegata	?	LC
Nicobar scops owl	Otus alius	2,500-9,999	NT
Northern boobook	Ninox japonica	?	LC
Northern hawk-owl	Surnia ulula	100,000-499,999	LC
Northern pygmy owl	Glaucidium californicum	?	LC
Northern saw-whet owl	Aegolius acadicus	2,000,000	LC
Northern white-faced owl	Ptilopsis leucotis	?	LC
Ochre-bellied boobook	Ninox ochracea	10,000-19,999	NT
Omani owl	Strix butleri	?	LC
Oriental bay owl	Phodilus badius	?	LC
Oriental scops owl	Otus sunia	?	LC
Pacific pygmy owl	Glaucidium peruanum	?	LC
Pacific screech owl	Megascops cooperi	50,000-499,999	LC
Palawan scops owl	Otus fuliginosus	10,000-19,999	LC
Pallid scops owl	Otus brucei	?	LC
Pemba scops owl	Otus pembaensis	3,000	VU
Pernambuco pygmy owl	Glaucidium mooreorum	0-49	CR		Maximum estimate; possibly extinct.
Philippine eagle-owl	Bubo philippensis	2,500-9,999	VU
Powerful owl	Ninox strenua	2,200-2,800	LC
Principe Scops-owl	Otus bikegila	1,149-1,597	CR
Red owl	Tyto soumagnei	2,500-9,999	VU
Rote Boobook	Ninox rotiensis	500-5,000	NT
Rufescent screech-owl	Megascops ingens	?	LC
Rufous fishing owl	Scotopelia ussheri	2,500-9,999	VU
São Tomé scops owl	Otus hartlaubi	250-999	VU
Serendib scops owl	Otus thilohoffmanni	150-700	EN
Seychelles Scops-owl	Otus insularis	200-280	CR
Shelley's eagle-owl	Bubo shelleyi	1,500-7,000	VU
Short-eared owl	Asio flammeus	1,200,000-2,100,000	LC
Siau scops owl	Otus siaoensis	1-49	CR
Simeulue scops owl	Otus umbra	?	LC
Snowy owl	Bubo scandiaca	14,000-28,000	VU
Sokoke scops owl	Otus ireneae	2,500-9,999	EN
Spectacled owl	Pulsatrix perspicillata	?	LC
Spotted owl	Strix occidentalis	15,000	NT
Striped owl	Pseudoscops clamator	500,000-4,999,999	LC
Stygian owl	Asio stygius	?	LC
Sula scops-owl	Otus sulaensis	?	NT
Sumba boobook	Ninox rudolfi	6,000-15,000	NT
Taliabu masked owl	Tyto nigrobrunnea	250-999	VU	?
Tamaulipas pygmy owl	Glaucidium sanchezi	20,000 – 49,999	NT
Tanimbar bookbook	Ninox forbesi	12,000 – 48,000	LC
Tawny owl	Strix aluco	1,000,000-2,999,999	LC
Timor bookbook	Ninox fusca	?	LC
Togian boobook	Ninox burhani	1,500-7,000	NT
Unspotted saw-whet owl	Aegolius ridgwayi	?	LC
Ural owl	Strix uralensis	640,000-1,052,000	LC
Usambara eagle-owl	Bubo vosseleri	?	LC		This subspecies is included under Bubo poensis.
White-fronted scops owl	Otus sagittatus	2,500-9,999	VU
White-throated screech-owl	Megascops albogularis	?	LC

See also

• Lists of birds by population
• Lists of organisms by population

References

1. Hume, Julian P. (24 August 2017). Extinct Birds. ISBN 978-1-4729-3745-2.
2. "Ninox albifacies". IUCN Red List of Threatened Species. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689496A93232295.en.
3. "Mascarenotus sauzieri". IUCN Red List of Threatened Species. doi:10.2305/IUCN.UK.2016-3.RLTS.T22728861A94999192.en.
4. "Mascarenotus grucheti". IUCN Red List of Threatened Species. doi:10.2305/IUCN.UK.2017-3.RLTS.T22728866A119424909.en.
5. "Mascarenotus murivorus". IUCN Red List of Threatened Species. doi:10.2305/IUCN.UK.2016-3.RLTS.T22728856A94999047.en.
6. ^ "Asio abyssinicus. The IUCN Red List of Threatened Species 2016: e.T22689512A93233846". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689512A93233846.en.{{cite iucn}}: |date= / |doi= mismatch (help)
7. ^ BirdLife International. (2017) . "Glaucidium capense". IUCN Red List of Threatened Species. 2017: e.T22689290A111870445. doi:10.2305/IUCN.UK.2017-1.RLTS.T22689290A111870445.en. Retrieved 1 July 2024.
8. ^ "BirdLife International. 2016. Tyto capensis. The IUCN Red List of Threatened Species 2016: e.T22688514A93199287". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22688514A93199287.en.{{cite iucn}}: |date= / |doi= mismatch (help)
9. ^ "BirdLife International. 2016. Otus senegalensis. The IUCN Red List of Threatened Species 2016: e.T61914670A95183137". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T61914670A95183137.en.{{cite iucn}}: |date= / |doi= mismatch (help)
10. ^ "BirdLife International. 2016. Strix woodfordii. The IUCN Red List of Threatened Species 2016: e.T22689166A93220349". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689166A93220349.en.{{cite iucn}}: |date= / |doi= mismatch (help)
11. ^ "BirdLife International. 2018. Bubo leucostictus. The IUCN Red List of Threatened Species 2018: e.T22688996A130156693". IUCN Red List of Threatened Species. 2018-08-06. 2018-08-06. doi:10.2305/IUCN.UK.2018-2.RLTS.T22688996A130156693.en.{{cite iucn}}: |date= / |doi= mismatch (help)
12. ^ "Glaucidium albertinum: BirdLife International: The IUCN Red List of Threatened Species 2022: e.T22689310A208604278". IUCN Red List of Threatened Species. 2021-10-05. 2021-10-05. doi:10.2305/iucn.uk.2022-1.rlts.t22689310a208604278.en.{{cite iucn}}: |date= / |doi= mismatch (help)
13. ^ "Ninox plesseni: BirdLife International: The IUCN Red List of Threatened Species 2023: e.T230087117A233595835". IUCN Red List of Threatened Species. 2023-05-22. 2023-05-22. doi:10.2305/IUCN.UK.2023-1.RLTS.T230087117A233595835.en.{{cite iucn}}: |date= / |doi= mismatch (help)
14. ^ "BirdLife International. 2018. Glaucidium hardyi. The IUCN Red List of Threatened Species 2018: e.T22689234A130162570". IUCN Red List of Threatened Species. 2018-08-06. 2018-08-06. doi:10.2305/IUCN.UK.2018-2.RLTS.T22689234A130162570.en.{{cite iucn}}: |date= / |doi= mismatch (help)
15. ^ "BirdLife International. 2017. Ninox affinis. The IUCN Red List of Threatened Species 2017: e.T22689420A118443805". IUCN Red List of Threatened Species. 2017-10-01. 2017-10-01. doi:10.2305/IUCN.UK.2017-3.RLTS.T22689420A118443805.en.{{cite iucn}}: |date= / |doi= mismatch (help)
16. ^ "BirdLife International. 2017. Otus balli. The IUCN Red List of Threatened Species 2017: e.T22688573A118257284". IUCN Red List of Threatened Species. 2017-10-01. 2017-10-01. doi:10.2305/IUCN.UK.2017-3.RLTS.T22688573A118257284.en.{{cite iucn}}: |date= / |doi= mismatch (help)
17. ^ "BirdLife International. 2016. Glaucidium jardinii. The IUCN Red List of Threatened Species 2016: e.T22689222A93223061". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689222A93223061.en.{{cite iucn}}: |date= / |doi= mismatch (help)
18. ^ "Otus capnodes: BirdLife International: The IUCN Red List of Threatened Species 2017: e.T22688686A119090936". IUCN Red List of Threatened Species. 2017-10-01. 2017-10-01. doi:10.2305/iucn.uk.2017-3.rlts.t22688686a119090936.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
19. ^ BirdLife International. (2018) . "Otus feae". IUCN Red List of Threatened Species. 2018: e.T61915272A125407816. doi:10.2305/IUCN.UK.2017-1.RLTS.T61915272A125407816.en. Retrieved 1 July 2024.
20. ^ "BirdLife International. 2022. Bubo milesi. The IUCN Red List of Threatened Species 2022: e.T216709635A217222538". IUCN Red List of Threatened Species. 2022-05-23. 2022-05-23.
21. ^ BirdLife International. (2017) . "Otus pamelae". IUCN Red List of Threatened Species. 2017: e.T61915442A113016319. doi:10.2305/IUCN.UK.2017-1.RLTS.T61915442A113016319.en. Retrieved 1 July 2024.
22. ^ "BirdLife International. 2016. Tyto glaucops. The IUCN Red List of Threatened Species 2016: e.T22688511A93199076". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22688511A93199076.en.{{cite iucn}}: |date= / |doi= mismatch (help)
23. ^ "BirdLife International. 2016. Glaucidium cuculoides. The IUCN Red List of Threatened Species 2016: e.T22689277A93224900". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689277A93224900.en.{{cite iucn}}: |date= / |doi= mismatch (help)
24. ^ "BirdLife International. 2016. Glaucidium nana. The IUCN Red List of Threatened Species 2016: e.T22689258A93224043". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689258A93224043.en.{{cite iucn}}: |date= / |doi= mismatch (help)
25. ^ "BirdLife International. 2023. Ninox boobook. The IUCN Red List of Threatened Species 2023: e.T230075506A233533676". IUCN Red List of Threatened Species. 2023-05-04. 2023-05-04. doi:10.2305/IUCN.UK.2023-1.RLTS.T230075506A233533676.en.{{cite iucn}}: |date= / |doi= mismatch (help)
26. ^ "Tyto novaehollandiae. The IUCN Red List of Threatened Species 2023: e.T230023167A230808865". IUCN Red List of Threatened Species. 2023-03-30. 2023-03-30. doi:10.2305/IUCN.UK.2023-1.RLTS.T230023167A230808865.en.{{cite iucn}}: |date= / |doi= mismatch (help)
27. ^ "Glaucidium hoskinsii. The IUCN Red List of Threatened Species 2016: e.T61791676A95181434". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T61791676A95181434.en.{{cite iucn}}: |date= / |doi= mismatch (help)
28. ^ "Megascops seductus: BirdLife International: The IUCN Red List of Threatened Species 2021: e.T22724664A167847049". IUCN Red List of Threatened Species. 2020-02-07. 2020-02-07. doi:10.2305/iucn.uk.2021-3.rlts.t22724664a167847049.en.{{cite iucn}}: |date= / |doi= mismatch (help)
29. ^ "Pulsatrix melanota. The IUCN Red List of Threatened Species 2018: e.T22689183A130161594". IUCN Red List of Threatened Species. 2018-08-07. 2018-08-07. doi:10.2305/IUCN.UK.2018-2.RLTS.T22689183A130161594.en.{{cite iucn}}: |date= / |doi= mismatch (help)
30. ^ "Otus mendeni. The IUCN Red List of Threatened Species 2023: e.T62290488A209661225". IUCN Red List of Threatened Species. 2023-06-24. 2023-06-24. doi:10.2305/IUCN.UK.2023-1.RLTS.T62290488A209661225.en.{{cite iucn}}: |date= / |doi= mismatch (help)
31. ^ "Margarobyas lawrencii". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22688883A93210507.en.{{cite iucn}}: |date= / |doi= mismatch (help)
32. ^ "Megascops clarkii". IUCN Red List of Threatened Species. 2022-07-14. 2022-07-14. doi:10.2305/IUCN.UK.2022-2.RLTS.T22688799A167851776.en.{{cite iucn}}: |date= / |doi= mismatch (help)
33. ^ "Ninox connivens". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689394A93229752.en.{{cite iucn}}: |date= / |doi= mismatch (help)
34. ^ BirdLife International. (2019) . "Tyto alba". IUCN Red List of Threatened Species. 2019: e.T22688504A155542941. doi:10.2305/IUCN.UK.2019-3.RLTS.T22688504A155542941.en. Retrieved 1 July 2024.
35. ^ "Bubo sumatranus". IUCN Red List of Threatened Species. doi:10.2305/IUCN.UK.2022-1.RLTS.T22688976A207944973.en.
36. ^ "Strix varia". IUCN Red List of Threatened Species. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689094A93217844.en.
37. ^ "Megascops barbarus: BirdLife International: The IUCN Red List of Threatened Species 2020: e.T22688807A180130085". IUCN Red List of Threatened Species. 2020-07-27. 2020-07-27. doi:10.2305/iucn.uk.2020-3.rlts.t22688807a180130085.en.{{cite iucn}}: |date= / |doi= mismatch (help)
38. ^ "Otus beccarii: BirdLife International: The IUCN Red List of Threatened Species 2023: e.T22724754A223084666". IUCN Red List of Threatened Species. 2023-02-20. 2023-02-20. doi:10.2305/IUCN.UK.2023-1.RLTS.T22724754A223084666.en.{{cite iucn}}: |date= / |doi= mismatch (help)
39. ^ "Ciccaba nigrolineata: BirdLife International: The IUCN Red List of Threatened Species 2018: e.T22689133A130159025". IUCN Red List of Threatened Species. 2018-08-06. 2018-08-06. doi:10.2305/iucn.uk.2018-2.rlts.t22689133a130159025.en.{{cite iucn}}: |date= / |doi= mismatch (help)
40. ^ "Ciccaba huhula". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689144A93219904.en.{{cite iucn}}: |date= / |doi= mismatch (help)
41. ^ "Megascops atricapilla". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22731897A95038543.en.{{cite iucn}}: |date= / |doi= mismatch (help)
42. ^ "Bubo blakistoni: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22689007A93214159". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22689007a93214159.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
43. ^ "Aegolius funereus: BirdLife International: The IUCN Red List of Threatened Species 2021: e.T22689362A201898946". IUCN Red List of Threatened Species. 2021-05-25. 2021-05-25. doi:10.2305/iucn.uk.2021-3.rlts.t22689362a201898946.en.{{cite iucn}}: |date= / |doi= mismatch (help)
44. ^ "Ninox scutulata". IUCN Red List of Threatened Species. 2021-08-12. 2021-08-12. doi:10.2305/IUCN.UK.2021-3.RLTS.T22725643A200685229.en.{{cite iucn}}: |date= / |doi= mismatch (help)
45. ^ "Ketupa zeylonensis". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689012A90010491.en.{{cite iucn}}: |date= / |doi= mismatch (help)
46. ^ "Strix leptogrammica". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689071A93217052.en.{{cite iucn}}: |date= / |doi= mismatch (help)
47. ^ "Aegolius harrasii". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689378A93229112.en.{{cite iucn}}: |date= / |doi= mismatch (help)
48. ^ "Ketupa ketupu". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689024A93214791.en.{{cite iucn}}: |date= / |doi= mismatch (help)
49. ^ "Athene cunicularia". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689353A93227732.en.{{cite iucn}}: |date= / |doi= mismatch (help)
50. ^ "Ninox hantu". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22727909A94965479.en.{{cite iucn}}: |date= / |doi= mismatch (help)
51. ^ "Ninox leventisi". IUCN Red List of Threatened Species. 2021-10-02. 2021-10-02. doi:10.2305/IUCN.UK.2022-1.RLTS.T22725512A208503262.en.{{cite iucn}}: |date= / |doi= mismatch (help)
52. ^ "Bubo capensis". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22688944A93212047.en.{{cite iucn}}: |date= / |doi= mismatch (help)
53. ^ "Ninox rumseyi". IUCN Red List of Threatened Species. 2021-10-11. 2021-10-11. doi:10.2305/IUCN.UK.2022-1.RLTS.T22725505A208960267.en.{{cite iucn}}: |date= / |doi= mismatch (help)
54. ^ "Glaucidium griseiceps: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22729012A95003178". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22729012a95003178.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
55. ^ "Strix chacoensis". IUCN Red List of Threatened Species. 2018-08-07. 2018-08-07. doi:10.2305/IUCN.UK.2020-3.RLTS.T22733306A177165960.en.{{cite iucn}}: |date= / |doi= mismatch (help)
56. ^ "Glaucidium castanotum: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22689286A93225535". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22689286a93225535.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
57. ^ "Ninox randi". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22726321A94918597.en.{{cite iucn}}: |date= / |doi= mismatch (help)
58. ^ "Ninox natalis: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22689452A93230899". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22689452a93230899.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
59. ^ "Ninox ios: BirdLife International: The IUCN Red List of Threatened Species 2022: e.T22728610A207662764". IUCN Red List of Threatened Species. 2021-09-10. 2021-09-10. doi:10.2305/iucn.uk.2022-1.rlts.t22728610a207662764.en.{{cite iucn}}: |date= / |doi= mismatch (help)
60. ^ "Megascops pertersoni". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22688840A93209725.en.{{cite iucn}}: |date= / |doi= mismatch (help)
61. ^ "Glaucidium nubicola: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22724604A94873667". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22724604a94873667.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
62. ^ "Megascops marshalli". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22688847A93209893.en.{{cite iucn}}: |date= / |doi= mismatch (help)
63. ^ "Glaucidium palmarum: BirdLife International: The IUCN Red List of Threatened Species 2021: e.T22729019A152211515". IUCN Red List of Threatened Species. 2020-02-07. 2020-02-07. doi:10.2305/iucn.uk.2021-3.rlts.t22729019a152211515.en.{{cite iucn}}: |date= / |doi= mismatch (help)
64. ^ "Glaucidium brodiei". IUCN Red List of Threatened Species. 2021-08-11. 2021-08-11. doi:10.2305/IUCN.UK.2021-3.RLTS.T200290653A206387811.en.{{cite iucn}}: |date= / |doi= mismatch (help)
65. ^ "Otus lettia". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2017-3.RLTS.T61855318A118498941.en.{{cite iucn}}: |date= / |doi= mismatch (help)
66. ^ "Megascops colombianus: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22688829A93209510". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22688829a93209510.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
67. ^ "Phodilus prigoginei: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22688529A93199883". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22688529a93199883.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
68. ^ "Glaucidium costaricanum". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22729005A95003007.en.{{cite iucn}}: |date= / |doi= mismatch (help)
69. ^ "Lophostrix cristata: BirdLife International: The IUCN Red List of Threatened Species 2018: e.T22689177A130160501". IUCN Red List of Threatened Species. 2018-08-06. 2018-08-06. doi:10.2305/iucn.uk.2018-2.rlts.t22689177a130160501.en.{{cite iucn}}: |date= / |doi= mismatch (help)
70. ^ "Glaucidium siju". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689262A93224271.en.{{cite iucn}}: |date= / |doi= mismatch (help)
71. ^ "Otus cyprius". IUCN Red List of Threatened Species. 2019-07-25. 2019-07-25. doi:10.2305/IUCN.UK.2019-3.RLTS.T155019839A155215276.en.{{cite iucn}}: |date= / |doi= mismatch (help)
72. ^ "Strix hadorami". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2017-1.RLTS.T22689083A112418158.en.{{cite iucn}}: |date= / |doi= mismatch (help)
73. ^ "Bubo coromandus". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22688992A93213395.en.{{cite iucn}}: |date= / |doi= mismatch (help)
74. ^ "Glaucidium minutissimum". IUCN Red List of Threatened Species. 2018-08-06. 2018-08-06. doi:10.2305/IUCN.UK.2018-2.RLTS.T22689240A130162980.en.{{cite iucn}}: |date= / |doi= mismatch (help)
75. ^ "Megascops asio". IUCN Red List of Threatened Species. 2019-08-06. 2019-08-06. doi:10.2305/IUCN.UK.2019-3.RLTS.T155660662A152331179.en.{{cite iucn}}: |date= / |doi= mismatch (help)
76. ^ "Micrathene whitneyi". IUCN Red List of Threatened Species. 2020-02-19. 2020-02-19. doi:10.2305/IUCN.UK.2021-3.RLTS.T22689325A168847632.en.{{cite iucn}}: |date= / |doi= mismatch (help)
77. ^ "Otus enganensis: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22724390A226422700". IUCN Red List of Threatened Species. 2023-07-24. 2023-07-24. doi:10.2305/IUCN.UK.2023-1.RLTS.T22724390A226422700.en.{{cite iucn}}: |date= / |doi= mismatch (help)
78. ^ "Bubo bubo: BirdLife International: The IUCN Red List of Threatened Species 2017: e.T22688927A113569670". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/iucn.uk.2017-1.rlts.t22688927a113569670.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
79. ^ "Glaucidium passerinum: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22689194A86868363". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22689194a86868363.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
80. ^ "Otus scops: BirdLife International: The IUCN Red List of Threatened Species 2021: e.T155019854A206523296". IUCN Red List of Threatened Species. 2021-08-13. 2021-08-13. doi:10.2305/iucn.uk.2021-3.rlts.t155019854a206523296.en.{{cite iucn}}: |date= / |doi= mismatch (help)
81. ^ "Otus everetti". IUCN Red List of Threatened Species. 2016-10-02. 2016-10-02. doi:10.2305/IUCN.UK.2016-3.RLTS.T22725053A94884958.en.{{cite iucn}}: |date= / |doi= mismatch (help)
82. ^ "Nesasio solomonensis". IUCN Red List of Threatened Species. 2023-07-18. 2023-07-18. doi:10.2305/IUCN.UK.2023-1.RLTS.T22689539A227316153.en.{{cite iucn}}: |date= / |doi= mismatch (help)
83. ^ "Glaucidium brasilianum". IUCN Red List of Threatened Species. 2022-08-15. 2022-08-15.
84. ^ "Psiloscops flammeolus". IUCN Red List of Threatened Species. 2016-10-02. 2016-10-02. doi:10.2305/IUCN.UK.2016-3.RLTS.T22688637A93203659.en.{{cite iucn}}: |date= / |doi= mismatch (help)
85. ^ "Otus alfredi". IUCN Red List of Threatened Species. 2016-10-02. 2016-10-02. doi:10.2305/IUCN.UK.2016-3.RLTS.T22724396A94864662.en.{{cite iucn}}: |date= / |doi= mismatch (help)
86. ^ "Heteroglaux blewitti: BirdLife International: The IUCN Red List of Threatened Species 2018: e.T22689335A132251554". IUCN Red List of Threatened Species. 2018-08-06. 2018-08-06. doi:10.2305/iucn.uk.2018-2.rlts.t22689335a132251554.en.{{cite iucn}}: |date= / |doi= mismatch (help)
87. ^ "Fraser's eagle owl". IUCN Red List of Threatened Species. 2016-10-02. 2016-10-02. doi:10.2305/IUCN.UK.2016-3.RLTS.T22730030A95023684.en.{{cite iucn}}: |date= / |doi= mismatch (help)
88. ^ "Strix fulvescens: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22689097A93218072". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22689097a93218072.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
89. ^ "Otus gurneyi: BirdLife International: The IUCN Red List of Threatened Species 2017: e.T22688911A110372685". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/iucn.uk.2017-1.rlts.t22688911a110372685.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
90. ^ "Tyto aurantia: BirdLife International: The IUCN Red List of Threatened Species 2018: e.T22688470A132059362". IUCN Red List of Threatened Species. 2018-08-09. 2018-08-09. doi:10.2305/iucn.uk.2018-2.rlts.t22688470a132059362.en.{{cite iucn}}: |date= / |doi= mismatch (help)
91. ^ "Strix nebulosa: BirdLife International: The IUCN Red List of Threatened Species 2021: e.T22689118A199144259". IUCN Red List of Threatened Species. 2021-03-30. 2021-03-30. doi:10.2305/iucn.uk.2021-3.rlts.t22689118a199144259.en.{{cite iucn}}: |date= / |doi= mismatch (help)
92. ^ "Bubo virginianus". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2018-2.RLTS.T61752071A132039486.en.{{cite iucn}}: |date= / |doi= mismatch (help)
93. ^ "BirdLife International. 2016. Tyto tenebricosa. The IUCN Red List of Threatened Species 2016". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01.
94. ^ "Bubo cinerascens". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T61741660A95178482.en.{{cite iucn}}: |date= / |doi= mismatch (help)
95. ^ "Glaucidium cobanense". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T61791597A95181252.en.{{cite iucn}}: |date= / |doi= mismatch (help)
96. ^ "Ninox hypogramma". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22727900A94965298.en.{{cite iucn}}: |date= / |doi= mismatch (help)
97. ^ "Strix nivicolum". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22725477A94893250.en.{{cite iucn}}: |date= / |doi= mismatch (help)
98. ^ "Ninox obscura". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22726328A94918968.en.{{cite iucn}}: |date= / |doi= mismatch (help)
99. ^ "Bubo bengalensis". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22688934A93211525.en.{{cite iucn}}: |date= / |doi= mismatch (help)
100. ^ "Otus bakkamoena". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T61855263A95182096.en.{{cite iucn}}: |date= / |doi= mismatch (help)
101. ^ "Phodilus prigoginei". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22688529A93199883.en.{{cite iucn}}: |date= / |doi= mismatch (help)
102. ^ "Pseudoscops grammicus". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689501A93232472.en.{{cite iucn}}: |date= / |doi= mismatch (help)
103. ^ "Otus semitorques". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T61859151A95233778.en.{{cite iucn}}: |date= / |doi= mismatch (help)
104. ^ "Glacidium castanopterum". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689280A93225162.en.{{cite iucn}}: |date= / |doi= mismatch (help)
105. ^ "Otus angelinae: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22688591A93201974". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22688591a93201974.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
106. ^ "Glaucidium radiatum". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689283A93225315.en.{{cite iucn}}: |date= / |doi= mismatch (help)
107. ^ "Otus pauliani: BirdLife International: The IUCN Red List of Threatened Species 2021: e.T22688694A179586821". IUCN Red List of Threatened Species. 2020-07-17. 2020-07-17. doi:10.2305/iucn.uk.2021-3.rlts.t22688694a179586821.en.{{cite iucn}}: |date= / |doi= mismatch (help)
108. ^ "Megascops koepckeae". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22688782A93208561.en.{{cite iucn}}: |date= / |doi= mismatch (help)
109. ^ "Ninox sumbaensis: BirdLife International: The IUCN Red List of Threatened Species 2017: e.T22730062A118629788". IUCN Red List of Threatened Species. 2017-10-01. 2017-10-01. doi:10.2305/iucn.uk.2017-3.rlts.t22730062a118629788.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
110. ^ "Bubo magellanicus". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T61752097A95179224.en.{{cite iucn}}: |date= / |doi= mismatch (help)
111. ^ "BirdLife International. 2016. Tyto multipunctata. The IUCN Red List of Threatened Species 2016: e.T22688435A93197565". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01.
112. Higgins, P. J. (1999). Handbook of Australian, New Zealand and Antarctic birds: parrots to dollarbids. Oxford, U.K.: Oxford University Press.
113. ^ "Athene noctua: BirdLife International: The IUCN Red List of Threatened Species 2019: e.T22689328A155470112". IUCN Red List of Threatened Species. 2018-08-09. 2018-08-09. doi:10.2305/iucn.uk.2019-3.rlts.t22689328a155470112.en.{{cite iucn}}: |date= / |doi= mismatch (help)
114. ^ "Asio otus: BirdLife International: The IUCN Red List of Threatened Species 2021: e.T22689507A201150685". IUCN Red List of Threatened Species. 2021-05-07. 2021-05-07. doi:10.2305/iucn.uk.2021-3.rlts.t22689507a201150685.en.{{cite iucn}}: |date= / |doi= mismatch (help)
115. ^ "Megascops sanctaecatarinae". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22688874A93210328.en.{{cite iucn}}: |date= / |doi= mismatch (help)
116. ^ "Xenoglaux loweryi: BirdLife International: The IUCN Red List of Threatened Species 2020: e.T22689320A180768478". IUCN Red List of Threatened Species. 2020-08-03. 2020-08-03. doi:10.2305/iucn.uk.2020-3.rlts.t22689320a180768478.en.{{cite iucn}}: |date= / |doi= mismatch (help)
117. ^ "Ninox philippensis". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22725483A94893562.en.{{cite iucn}}: |date= / |doi= mismatch (help)
118. ^ "Otus longicornis". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22688602A93202286.en.{{cite iucn}}: |date= / |doi= mismatch (help)
119. ^ "Asio madagascariensis". IUCN Red List of Threatened Species. 2018-08-07. 2018-08-07. doi:10.2305/IUCN.UK.2018-2.RLTS.T22689517A130164463.en.{{cite iucn}}: |date= / |doi= mismatch (help)
120. ^ "Ninox roseoaxillaris". IUCN Red List of Threatened Species. 2023-03-12. 2023-03-12. doi:10.2305/IUCN.UK.2023-1.RLTS.T45449334A157834363.en.{{cite iucn}}: |date= / |doi= mismatch (help)
121. ^ "Ninox malaitae". IUCN Red List of Threatened Species. 2021-10-13. 2021-10-13. doi:10.2305/IUCN.UK.2023-1.RLTS.T45449331A209059576.en.{{cite iucn}}: |date= / |doi= mismatch (help)
122. ^ "Otus mantananensis: BirdLife International: The IUCN Red List of Threatened Species 2023: e.T22688656A226893897". IUCN Red List of Threatened Species. 2023-07-07. 2023-07-07. doi:10.2305/IUCN.UK.2023-1.RLTS.T22688656A226893897.en.{{cite iucn}}: |date= / |doi= mismatch (help)
123. ^ "Jubula lettii". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689173A93220733.en.{{cite iucn}}: |date= / |doi= mismatch (help)
124. ^ "Ninox meeki". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689465A93231357.en.{{cite iucn}}: |date= / |doi= mismatch (help)
125. ^ "Tyto novaehollandiae: BirdLife International: The IUCN Red List of Threatened Species 2018: e.T62172196A132190206". IUCN Red List of Threatened Species. 2018-08-09. 2018-08-09. doi:10.2305/iucn.uk.2018-2.rlts.t62172196a132190206.en.{{cite iucn}}: |date= / |doi= mismatch (help)
126. ^ "Asio capensis". IUCN Red List of Threatened Species. 2021-05-28. 2021-05-28. doi:10.2305/IUCN.UK.2021-3.RLTS.T22689535A202174205.en.{{cite iucn}}: |date= / |doi= mismatch (help)
127. ^ "Otus mayottensis". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22732599A95047769.en.{{cite iucn}}: |date= / |doi= mismatch (help)
128. ^ "Otus mentawi: BirdLife International: The IUCN Red List of Threatened Species 2023: e.T22688713A229809425". IUCN Red List of Threatened Species. 2023-07-24. 2023-07-24. doi:10.2305/IUCN.UK.2023-1.RLTS.T22688713A229809425.en.{{cite iucn}}: |date= / |doi= mismatch (help)
129. ^ "Megascops guatemalae: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T61767847A95179450". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t61767847a95179450.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
130. ^ "Tyto inexspectata: BirdLife International: The IUCN Red List of Threatened Species 2023: e.T22688441A230036968". IUCN Red List of Threatened Species. 2023-07-24. 2023-07-24. doi:10.2305/IUCN.UK.2023-1.RLTS.T22688441A230036968.en.{{cite iucn}}: |date= / |doi= mismatch (help)
131. ^ "Ninox spilocephala". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2018-2.RLTS.T22728252A129607986.en.{{cite iucn}}: |date= / |doi= mismatch (help)
132. ^ "Outs mirus". IUCN Red List of Threatened Species. 2023-07-12. 2023-07-12. doi:10.2305/IUCN.UK.2023-1.RLTS.T22688614A231090375.en.{{cite iucn}}: |date= / |doi= mismatch (help)
133. ^ "Ninox mindorensis". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2017-1.RLTS.T22726334A110274000.en.{{cite iucn}}: |date= / |doi= mismatch (help)
134. ^ "Otus mindorensis: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22688608A93202581". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22688608a93202581.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
135. ^ "Otus moheliensis: BirdLife International: The IUCN Red List of Threatened Species 2017: e.T22724585A118472254". IUCN Red List of Threatened Species. 2017-10-01. 2017-10-01. doi:10.2305/iucn.uk.2017-3.rlts.t22724585a118472254.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
136. ^ "Tyto novaehollandiae". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2018-2.RLTS.T62172196A132190206.en.{{cite iucn}}: |date= / |doi= mismatch (help)
137. ^ "Otus magicus". IUCN Red List of Threatened Species. 2022-08-17. 2022-08-17. doi:10.2305/IUCN.UK.2022-2.RLTS.T219588044A219587839.en.{{cite iucn}}: |date= / |doi= mismatch (help)
138. ^ "Ninox novaeseelandiae". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T62023843A95186187.en.{{cite iucn}}: |date= / |doi= mismatch (help)
139. ^ "Ciccaba virgata: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22689122A93219321". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22689122a93219321.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
140. ^ "Strix ocellata". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689066A93216851.en.{{cite iucn}}: |date= / |doi= mismatch (help)
141. ^ "Glaucidium gnoma". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T61791135A95180896.en.{{cite iucn}}: |date= / |doi= mismatch (help)
142. ^ "Otus spilocephalus". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22688579A93201511.en.{{cite iucn}}: |date= / |doi= mismatch (help)
143. ^ "Otus nigrorum". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2017-3.RLTS.T22725062A119425323.en.{{cite iucn}}: |date= / |doi= mismatch (help)
144. ^ "Ninox odiosa: BirdLife International: The IUCN Red List of Threatened Species 2018: e.T22689480A132060613". IUCN Red List of Threatened Species. 2018-08-09. 2018-08-09. doi:10.2305/iucn.uk.2018-2.rlts.t22689480a132060613.en.{{cite iucn}}: |date= / |doi= mismatch (help)
145. ^ "Ninox vareigata". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2018-2.RLTS.T22689475A130164063.en.{{cite iucn}}: |date= / |doi= mismatch (help)
146. ^ "Otus alius". IUCN Red List of Threatened Species. 2019-08-20. 2019-08-20. doi:10.2305/IUCN.UK.2019-3.RLTS.T22728447A152511952.en.{{cite iucn}}: |date= / |doi= mismatch (help)
147. ^ "Ninox japonica". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22725653A94898452.en.{{cite iucn}}: |date= / |doi= mismatch (help)
148. ^ "Surnia ulula: BirdLife International: The IUCN Red List of Threatened Species 2021: e.T22689189A206518616". IUCN Red List of Threatened Species. 2021-08-13. 2021-08-13. doi:10.2305/iucn.uk.2021-3.rlts.t22689189a206518616.en.{{cite iucn}}: |date= / |doi= mismatch (help)
149. ^ "Glaucidium californicum". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T61791401A95181072.en.{{cite iucn}}: |date= / |doi= mismatch (help)
150. ^ "Aegolius acadicus". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689366A93228694.en.{{cite iucn}}: |date= / |doi= mismatch (help)
151. ^ "Ptilopsis leucotis". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T61781834A95179876.en.{{cite iucn}}: |date= / |doi= mismatch (help)
152. ^ "Ninox ochracea: BirdLife International: The IUCN Red List of Threatened Species 2017: e.T22689439A119424363". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/iucn.uk.2017-3.rlts.t22689439a119424363.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
153. ^ "Strix butleri". IUCN Red List of Threatened Species. 2021-02-18. 2021-02-18. doi:10.2305/IUCN.UK.2021-3.RLTS.T62290760A189658549.en.{{cite iucn}}: |date= / |doi= mismatch (help)
154. ^ "Phodilus badius". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22727641A94955098.en.{{cite iucn}}: |date= / |doi= mismatch (help)
155. ^ "Otus sunia". IUCN Red List of Threatened Species. 2021-08-13. 2021-08-13. doi:10.2305/IUCN.UK.2021-3.RLTS.T22728969A206482277.en.{{cite iucn}}: |date= / |doi= mismatch (help)
156. ^ "Glaucidium peruanum". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689253A93223829.en.{{cite iucn}}: |date= / |doi= mismatch (help)
157. ^ "Megascops cooperi: BirdLife International: The IUCN Red List of Threatened Species 2021: e.T155658784A167849084". IUCN Red List of Threatened Species. 2020-02-07. 2020-02-07. doi:10.2305/iucn.uk.2021-3.rlts.t155658784a167849084.en.{{cite iucn}}: |date= / |doi= mismatch (help)
158. ^ "Otus fuliginosus: BirdLife International: The IUCN Red List of Threatened Species 2023: e.T22688718A229775192". IUCN Red List of Threatened Species. 2023-07-24. 2023-07-24. doi:10.2305/IUCN.UK.2023-1.RLTS.T22688718A229775192.en.{{cite iucn}}: |date= / |doi= mismatch (help)
159. ^ "Otus brucei: BirdLife International: The IUCN Red List of Threatened Species 2021: e.T22688631A206478716". IUCN Red List of Threatened Species. 2021-08-12. 2021-08-12. doi:10.2305/IUCN.UK.2021-3.RLTS.T22688631A206478716.en.{{cite iucn}}: |date= / |doi= mismatch (help)
160. ^ "Otus pembaensis: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22688679A93205686". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22688679a93205686.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
161. ^ "Glaucidium mooreorum: BirdLife International: The IUCN Red List of Threatened Species 2019: e.T22733081A156084939". 2019-08-06. doi:10.2305/iucn.uk.2019-3.rlts.t22733081a156084939.en.
162. ^ "Bubo philippensis: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22689002A93213848". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22689002a93213848.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
163. ^ "Ninox strenua: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22689389A93229550". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22689389a93229550.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
164. ^ "Otus bikegila: BirdLife International: The IUCN Red List of Threatened Species 2023: e.T230025085A231652448". IUCN Red List of Threatened Species. 2023-08-11. 2023-08-11. doi:10.2305/IUCN.UK.2023-1.RLTS.T230025085A231652448.en.{{cite iucn}}: |date= / |doi= mismatch (help)
165. ^ "Tyto soumagnei: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22688493A93198777". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22688493a93198777.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
166. ^ "Ninox rotiensis: BirdLife International: The IUCN Red List of Threatened Species 2023: e.T22725127A233595800". IUCN Red List of Threatened Species. 2023-07-13. 2023-07-13. doi:10.2305/IUCN.UK.2023-1.RLTS.T22725127A233595800.en.{{cite iucn}}: |date= / |doi= mismatch (help)
167. ^ "Megascops ingens: BirdLife International: The IUCN Red List of Threatened Species 2023: e.T232594776A232861395". IUCN Red List of Threatened Species. 2023-04-19. 2023-04-19. doi:10.2305/IUCN.UK.2023-1.RLTS.T232594776A232861395.en.{{cite iucn}}: |date= / |doi= mismatch (help)
168. ^ "Scotopelia ussheri: BirdLife International: The IUCN Red List of Threatened Species 2021: e.T22689038A180213988". IUCN Red List of Threatened Species. 2021-01-26. 2021-01-26. doi:10.2305/iucn.uk.2021-3.rlts.t22689038a180213988.en.{{cite iucn}}: |date= / |doi= mismatch (help)
169. ^ "Otus hartlaubi: BirdLife International: The IUCN Red List of Threatened Species 2018: e.T22688620A131460770". IUCN Red List of Threatened Species. 2018-08-07. 2018-08-07. doi:10.2305/iucn.uk.2018-2.rlts.t22688620a131460770.en.{{cite iucn}}: |date= / |doi= mismatch (help)
170. ^ "Otus thilohoffmanni: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22732040A95041044". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22732040a95041044.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
171. ^ "Otus insularis: BirdLife International: The IUCN Red List of Threatened Species 2021: e.T22688667A177971497". IUCN Red List of Threatened Species. 2020-07-17. 2020-07-17. doi:10.2305/IUCN.UK.2021-3.RLTS.T22688667A177971497.en.{{cite iucn}}: |date= / |doi= mismatch (help)
172. ^ "Bubo shelleyi: BirdLife International: The IUCN Red List of Threatened Species 2018: e.T22688980A131104915". IUCN Red List of Threatened Species. 2018-08-10. 2018-08-10. doi:10.2305/iucn.uk.2018-2.rlts.t22688980a131104915.en.{{cite iucn}}: |date= / |doi= mismatch (help)
173. ^ "Asio flammeus: BirdLife International: The IUCN Red List of Threatened Species 2021: e.T22689531A202226582". IUCN Red List of Threatened Species. 2021-06-17. 2021-06-17. doi:10.2305/iucn.uk.2021-3.rlts.t22689531a202226582.en.{{cite iucn}}: |date= / |doi= mismatch (help)
174. ^ "Otus siaoensis: BirdLife International: The IUCN Red List of Threatened Species 2018: e.T22728599A134199532". IUCN Red List of Threatened Species. 2018-08-18. 2018-08-18. doi:10.2305/iucn.uk.2018-2.rlts.t22728599a134199532.en.{{cite iucn}}: |date= / |doi= mismatch (help)
175. ^ "Otus umbra: BirdLife International: The IUCN Red List of Threatened Species 2023: e.T22688586A229906969". IUCN Red List of Threatened Species. 2023-03-13. 2023-03-13. doi:10.2305/IUCN.UK.2023-1.RLTS.T22688586A229906969.en.{{cite iucn}}: |date= / |doi= mismatch (help)
176. ^ "Bubo scandiacus: BirdLife International: The IUCN Red List of Threatened Species 2021: e.T22689055A205475036". IUCN Red List of Threatened Species. 2021-07-23. 2021-07-23. doi:10.2305/iucn.uk.2021-3.rlts.t22689055a205475036.en.{{cite iucn}}: |date= / |doi= mismatch (help)
177. ^ "Otus ireneae: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22688565A93201000". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22688565a93201000.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
178. ^ "Pulsatrix perspicillata: BirdLife International: The IUCN Red List of Threatened Species 2018: e.T22689180A130161018". IUCN Red List of Threatened Species. 2018-08-07. 2018-08-07. doi:10.2305/iucn.uk.2018-2.rlts.t22689180a130161018.en.{{cite iucn}}: |date= / |doi= mismatch (help)
179. ^ "Strix occidentalis: BirdLife International: The IUCN Red List of Threatened Species 2020: e.T22689089A180937862". IUCN Red List of Threatened Species. 2020-09-01. 2020-09-01. doi:10.2305/iucn.uk.2020-3.rlts.t22689089a180937862.en.{{cite iucn}}: |date= / |doi= mismatch (help)
180. ^ "Asio clamator: BirdLife International: The IUCN Red List of Threatened Species 2021: e.T22689522A167863611". IUCN Red List of Threatened Species. 2020-02-07. 2020-02-07. doi:10.2305/iucn.uk.2021-3.rlts.t22689522a167863611.en.{{cite iucn}}: |date= / |doi= mismatch (help)
181. ^ "Asio stygius: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22689504A95214500". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22689504a95214500.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
182. ^ "Otus sulaensis: BirdLife International: The IUCN Red List of Threatened Species 2023: e.T62290539A230014017". IUCN Red List of Threatened Species. 2023-03-13. 2023-03-13. doi:10.2305/IUCN.UK.2023-1.RLTS.T62290539A230014017.en.{{cite iucn}}: |date= / |doi= mismatch (help)
183. ^ "Ninox rudolfi: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22689398A93229974". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22689398a93229974.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
184. ^ "Tyto nigrobrunnea: BirdLife International: The IUCN Red List of Threatened Species 2017: e.T22688449A110038609". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/iucn.uk.2017-1.rlts.t22688449a110038609.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
185. ^ "Glaucidium sanchezi: BirdLife International: The IUCN Red List of Threatened Species 2019: e.T22724465A156097322". IUCN Red List of Threatened Species. 2019-08-06. 2019-08-06. doi:10.2305/iucn.uk.2019-3.rlts.t22724465a156097322.en.{{cite iucn}}: |date= / |doi= mismatch (help)
186. ^ "Ninox forbesi: BirdLife International: The IUCN Red List of Threatened Species 2023: e.T22727916A218489749". IUCN Red List of Threatened Species. 2023-03-06. 2023-03-06. doi:10.2305/IUCN.UK.2023-1.RLTS.T22727916A218489749.en.{{cite iucn}}: |date= / |doi= mismatch (help)
187. ^ "Strix aluco: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22725469A86871093". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22725469a86871093.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
188. ^ "Ninox fusca: BirdLife International: The IUCN Red List of Threatened Species 2023: e.T230084345A233564880". IUCN Red List of Threatened Species. 2023-04-28. 2023-04-28. doi:10.2305/IUCN.UK.2023-1.RLTS.T230084345A233564880.en.{{cite iucn}}: |date= / |doi= mismatch (help)
189. ^ "Ninox burhani: BirdLife International: The IUCN Red List of Threatened Species 2017: e.T22732909A111289520". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/iucn.uk.2017-1.rlts.t22732909a111289520.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
190. ^ "Aegolius ridgwayi: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22689371A93228935". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22689371a93228935.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
191. ^ "Aegolius ridgwayi: BirdLife International: The IUCN Red List of Threatened Species 2021: e.T22689108A199908915". IUCN Red List of Threatened Species. 2021-04-12. 2021-04-12. doi:10.2305/IUCN.UK.2021-3.RLTS.T22689108A199908915.en.{{cite iucn}}: |date= / |doi= mismatch (help)
192. ^ "Bubo poensis: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22730030A95023684". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22730030a95023684.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
193. ^ "Otus sagittatus: BirdLife International: The IUCN Red List of Threatened Species 2017: e.T22688548A110219632". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/iucn.uk.2017-1.rlts.t22688548a110219632.en.{{cite iucn}}: old-form url, |date= / |doi= mismatch (help)
194. ^ "Megascops albogularis: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22688903A93211055". IUCN Red List of Threatened Species. 2016-10-01. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22688903A93211055.en.{{cite iucn}}: |date= / |doi= mismatch (help)

• Owls
• Lists of birds by population