Explore the remarkable diversity of birds with Birds of the World, the world's leading collection of avian life histories published by the Cornell Lab of Ornithology in collaboration with a global editorial team of avian experts. birdsoftheworld.org.https://bsky.app/profile/birdsoftheworld.bsky.socialhttps://bsky.app/profile/birdsoftheworld.bsky.social/post/3mm5gbxteck2pSubscribe to Birds of the World to read the newly updated life histories of these and hundreds more species. Many thanks to all the authors and media contributors who make this possible! https://birdsoftheworld.org/bow/latest-updates18 May 2026 17:40 +0000at://did:plc:5cuav6ue5behr5qytr535ctx/app.bsky.feed.post/3mm5gbxteck2phttps://bsky.app/profile/birdsoftheworld.bsky.social/post/3ml77nwriwk2cEach week, we release 4-12 newly updated accounts, from species all over the world. Many thanks to all the authors and media contributors who make this possible! If you're reading this and you're an author, click LIKE so we can follow you!06 May 2026 17:22 +0000at://did:plc:5cuav6ue5behr5qytr535ctx/app.bsky.feed.post/3ml77nwriwk2chttps://bsky.app/profile/birdsoftheworld.bsky.social/post/3ml76kv7ihk2cIf you have not already subscribed to Birds of the World, give it a try! In honor of Global Big day, we're offering everyone 25% off any plan with a new subscription. For 24/7 access to the entire world of birds, redeem code BIGDAY26 at this link: birdsoftheworld.org/bow/subscribe06 May 2026 17:02 +0000at://did:plc:5cuav6ue5behr5qytr535ctx/app.bsky.feed.post/3ml76kv7ihk2chttps://bsky.app/profile/birdsoftheworld.bsky.social/post/3ml24kq6pgk2dAvailable only at birdsoftheworld.org, the Phylogeny Explorer offers a fun way to explorie avian evolution, discover closely related species, and grasp the timescales at which they evolved. Check it out/1 birdsoftheworld.org/bow/phylogeny04 May 2026 16:43 +0000at://did:plc:5cuav6ue5behr5qytr535ctx/app.bsky.feed.post/3ml24kq6pgk2dhttps://bsky.app/profile/birdsoftheworld.bsky.social/post/3mksy3ojtfc2gBirders! Happy Friday! What birds are you seeing near you during this glorious migration season. Bonus if you grab a Birds of the World species account and post that too! Raptors continue their northward journey and are being seen in residential yards: https://birdsoftheworld.org/bow/species/baleag/cur/introduction01 May 2026 20:34 +0000at://did:plc:5cuav6ue5behr5qytr535ctx/app.bsky.feed.post/3mksy3ojtfc2ghttps://bsky.app/profile/birdsoftheworld.bsky.social/post/3mksxvk7bfk2gOrange-bellied Parrot is a small (~45 g) parrot endemic to southeastern Australia. Unusually for a parrot, this species is an obligate migrant, breeding in remote southwestern Tasmania and spending the nonbreeding season on the coast of the Australian mainland. https://birdsoftheworld.org/bow/species/orbpar1/cur/introduction01 May 2026 20:31 +0000at://did:plc:5cuav6ue5behr5qytr535ctx/app.bsky.feed.post/3mksxvk7bfk2ghttps://bsky.app/profile/birdsoftheworld.bsky.social/post/3mksxtqp3ns2gThe Gray-bellied Flowerpiercer is endemic to western Bolivia, where it is chiefly found at elevations of 2,100–4,300 m above sea level, at the borders of humid forest and in shrubby woodlands. https://birdsoftheworld.org/bow/species/gybflo1/cur/introduction01 May 2026 20:30 +0000at://did:plc:5cuav6ue5behr5qytr535ctx/app.bsky.feed.post/3mksxtqp3ns2ghttps://bsky.app/profile/birdsoftheworld.bsky.social/post/3milzdh5qkk2gMany thanks to author Agustin Casale, a doctoral fellow at the Museo Argentino de Ciencias Naturales in Argentina, for his recent account revision for Hooded Siskin, a widespread and conspicuous finch of South America. @agustincasale19.bsky.social https://birdsoftheworld.org/bow/species/hoosis1/cur/introduction03 Apr 2026 15:18 +0000at://did:plc:5cuav6ue5behr5qytr535ctx/app.bsky.feed.post/3milzdh5qkk2ghttps://bsky.app/profile/birdsoftheworld.bsky.social/post/3mgdbwwsyns25Good afternoon, bird people. Tell us what Birds in the World are you seeing today? Bonus if you grab a link to the species account from BOW! We'll go first: Horned Lark in New York: https://birdsoftheworld.org/bow/species/horlar/cur/introduction05 Mar 2026 17:07 +0000at://did:plc:5cuav6ue5behr5qytr535ctx/app.bsky.feed.post/3mgdbwwsyns25https://bsky.app/profile/birdsoftheworld.bsky.social/post/3mfru5rjvcc2xA reminder that Birds of the World features an in-depth ornithological glossary. If interested, head over to: https://birdsoftheworld.org/bow/support/glossary26 Feb 2026 18:45 +0000at://did:plc:5cuav6ue5behr5qytr535ctx/app.bsky.feed.post/3mfru5rjvcc2xhttps://bsky.app/profile/birdsoftheworld.bsky.social/post/3mfpaxywbqc23Eastern Red-Legged Thrushes are found in Hispaniola, Puerto Rico, and Dominica. When defending territory, females were observed being more aggressive towards intruders. Males chase each other, often crashing mid-air and continuing to fight on the ground. birdsoftheworld.org/bow/species/relthr3 https://birdsoftheworld.org/bow/species/relthr325 Feb 2026 17:57 +0000at://did:plc:5cuav6ue5behr5qytr535ctx/app.bsky.feed.post/3mfpaxywbqc23https://bsky.app/profile/birdsoftheworld.bsky.social/post/3mfpawnskek23Though the Black-eared Catbird of New Guinea and Australia is classified as a bowerbird (Ptilonorhynchidae), males do not construct courtship bowers. Pairs are monogamous as well, further separating this species and others in its genus from other bowerbirds. birdsoftheworld.org/bow/species/bkecat4 https://birdsoftheworld.org/bow/species/bkecat425 Feb 2026 17:56 +0000at://did:plc:5cuav6ue5behr5qytr535ctx/app.bsky.feed.post/3mfpawnskek23https://bsky.app/profile/birdsoftheworld.bsky.social/post/3mfpasp4gwc23Lilacine Amazon is endemic to Ecuador and is Critically Endangered with population estimates of less than 2,500. As forests are cleared for crop plantations, wood extraction, and urban expansion, this parrot’s suitable habitat is rapidly disappearing. birdsoftheworld.org/bow/species/relpar9 https://birdsoftheworld.org/bow/species/relpar925 Feb 2026 17:54 +0000at://did:plc:5cuav6ue5behr5qytr535ctx/app.bsky.feed.post/3mfpasp4gwc23https://bsky.app/profile/birdsoftheworld.bsky.social/post/3mfmprskbqk2yPut it on your calendar! 16 April 2026... 12:00 pm ET https://birdsoftheworld.org/bow/news/webinar-subandean-parakeet24 Feb 2026 17:44 +0000at://did:plc:5cuav6ue5behr5qytr535ctx/app.bsky.feed.post/3mfmprskbqk2yhttps://bsky.app/profile/birdsoftheworld.bsky.social/post/3mfjy7e5myc2wIn 2025, the Red Grouse was (finally) elevated to species status via AviList. Heather provides essential cover and predominates the diet of this bird year-round, sometimes entirely. As a result, its distribution is closely tied to managed heather moorlands in Britain and Ireland. https://birdsoftheworld.org/bow/species/wilpta123 Feb 2026 15:36 +0000at://did:plc:5cuav6ue5behr5qytr535ctx/app.bsky.feed.post/3mfjy7e5myc2whttps://bsky.app/profile/birdsoftheworld.bsky.social/post/3meyi5k76nc26Volunteers wanted! Are you passionate about birds, science, and and sharing? If so, there is a place for you in Birds of the World! We partner with both individuals and institutions to curate deep scientific content on birds. https://birdsoftheworld.org/bow/content/partners16 Feb 2026 16:34 +0000at://did:plc:5cuav6ue5behr5qytr535ctx/app.bsky.feed.post/3meyi5k76nc26https://bsky.app/profile/birdsoftheworld.bsky.social/post/3mereeaz4dk2lThe Eastern Rockhopper Penguin is listed as a Vulnerable species, as several colonies have lost up to 94% of their population since the 1940s. Major threats include disease outbreaks and mudslides due to overgrazing from introduced livestock and rabbits. birdsoftheworld.org/bow/species/rocpen3 https://birdsoftheworld.org/bow/species/rocpen313 Feb 2026 20:37 +0000at://did:plc:5cuav6ue5behr5qytr535ctx/app.bsky.feed.post/3mereeaz4dk2lhttps://bsky.app/profile/birdsoftheworld.bsky.social/post/3meredywd3k2lCritically endangered, the Antioquia Brushfinch is range-restricted to the northern Central Andes in Colombia. In 1971, this small bird was considered extinct but was thankfully rediscovered in 2018. Recent expeditions have found even more viable populations! birdsoftheworld.org/bow/species/antbrf1 https://birdsoftheworld.org/bow/species/antbrf113 Feb 2026 20:37 +0000at://did:plc:5cuav6ue5behr5qytr535ctx/app.bsky.feed.post/3meredywd3k2lhttps://bsky.app/profile/birdsoftheworld.bsky.social/post/3merecddabk2lThe Sharp-billed Treehunter is a nimble forager, often hanging upside down as it flits on trees and vine tangles gleaning for insects. Its small size and agility allow it to find prey often hidden to other species. Click here to see these acrobats in action: birdsoftheworld.org/bow/species/shbtre1 https://birdsoftheworld.org/bow/species/shbtre113 Feb 2026 20:36 +0000at://did:plc:5cuav6ue5behr5qytr535ctx/app.bsky.feed.post/3merecddabk2lhttps://bsky.app/profile/birdsoftheworld.bsky.social/post/3mere6nvag22gDon't miss this semianr featuring one of the world's foremost experts on the conservation of Asian vultures, Chris Bowden, MBE, with the RSPB and Saving Asia’s Vultures from Extinction (SAVE). Next Thursday! https://birdsoftheworld.org/bow/news/asian-vulture-conservation13 Feb 2026 20:34 +0000at://did:plc:5cuav6ue5behr5qytr535ctx/app.bsky.feed.post/3mere6nvag22ghttps://bsky.app/profile/birdsoftheworld.bsky.social/post/3memgoiwvck2kToday is a great day to review the Phylogeny of all the Birds of the World! birdsoftheworld.org/bow/phylogeny https://birdsoftheworld.org/bow/phylogeny11 Feb 2026 21:36 +0000at://did:plc:5cuav6ue5behr5qytr535ctx/app.bsky.feed.post/3memgoiwvck2khttps://bsky.app/profile/birdsoftheworld.bsky.social/post/3me5daejprc2mFree webinar on Asian Vulture Conservation, featuring Chris Bowden, MBE. https://birdsoftheworld.org/bow/news/asian-vulture-conservation05 Feb 2026 21:24 +0000at://did:plc:5cuav6ue5behr5qytr535ctx/app.bsky.feed.post/3me5daejprc2mhttps://bsky.app/profile/birdsoftheworld.bsky.social/post/3me2pbqzsc22cWhat does Streaked Shearwater have in common with the ...werewolf? They both hunt under a full moon! Though they are spotted feeding either day or night, these seabirds will take advantage of bright moonlight to catch fish like the Japanese anchovy. birdsoftheworld.org/bow/species/strshe https://birdsoftheworld.org/bow/species/strshe04 Feb 2026 20:22 +0000at://did:plc:5cuav6ue5behr5qytr535ctx/app.bsky.feed.post/3me2pbqzsc22chttps://bsky.app/profile/birdsoftheworld.bsky.social/post/3me2nmj2yuk2jThe Slender-Billed Parakeet is an endemic Chilean parrot specializing in manipulating the seeds of pehuén (Araucaria araucana) with its long, sharp bill. It feeds on the fruits and flowers of many other plants and uses its bill to dig out roots. birdsoftheworld.org/bow/species/slbpar1 https://birdsoftheworld.org/bow/species/slbpar104 Feb 2026 19:52 +0000at://did:plc:5cuav6ue5behr5qytr535ctx/app.bsky.feed.post/3me2nmj2yuk2jhttps://bsky.app/profile/birdsoftheworld.bsky.social/post/3me2niy6l7k2jUsually described as “raucous” and “cacophonous,” the Brown Cacholote is an energetic South American ovenbird. The bird announces its presence by performing its long, loud series of grating notes from treetops. Listen to some duets here: birdsoftheworld.org/bow/species/brncac1 https://birdsoftheworld.org/bow/species/brncac104 Feb 2026 19:50 +0000at://did:plc:5cuav6ue5behr5qytr535ctx/app.bsky.feed.post/3me2niy6l7k2jhttps://bsky.app/profile/birdsoftheworld.bsky.social/post/3me2nif36r22jAs its name suggests, the Pygmy Palm Swift prefers to nest between palm fronds. The nest itself is primarily constructed of the feathers of other birds, and the swift attaches it to palm fronds using its saliva. Click here to learn more: birdsoftheworld.org/bow/species/pygswi1 https://birdsoftheworld.org/bow/species/pygswi104 Feb 2026 19:50 +0000at://did:plc:5cuav6ue5behr5qytr535ctx/app.bsky.feed.post/3me2nif36r22jhttps://bsky.app/profile/birdsoftheworld.bsky.social/post/3mdkvebxjdc2x"This is incredible! Long gone are the days that I try to cobble together a Passeriformes phylogenies from countless papers. Thank you for this work!" - I. Robichaud. Introducing the Birds of the World Phylogeny Explorer https://birdsoftheworld.org/bow/news/phylogeny-viewer29 Jan 2026 13:28 +0000at://did:plc:5cuav6ue5behr5qytr535ctx/app.bsky.feed.post/3mdkvebxjdc2x