Unlock species accounts, maps, multimedia, and bird family overviews.
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Birds of the World is a powerful resource that brings deep, scholarly content from four celebrated works of ornithology into a single platform where biologists and birders can find comprehensive life history information on birds. Every bird has a story. Discover them all with Birds of the World.
Video: A songbird singing 
Audio: Music with rhythmic piano, strings, and and a songbird singing 
Text: A power new resource for birders
Video: A flock of shorebirds flying over the ocean 
Text: Take a deep dive into the remarkable world of birds with:
Audio: A bird singing 
Text: The Cornell Lab of Ornithology - Birds of the world
Video: A grid of website pages with photos of birds 
Text: 10721 species accounts, 249 family accounts
Video: An animated map of bird migration across the Western hemisphere 
Text: Range and migration maps
Video: Four illustrations of birds 
Text: Color illustrations
Video: Two grebes in the water 
Text: Images, videos and sounds
Audio: Music builds with marimba and percussion 
Text: Birds of the World brings together scholarly content from four celebrated works of ornithology:
Video: A close up of a hummingbird 
Text: Birds of North America
Video: A bird performs a courtship display 
Text: Handbook of the Birds of the World
Video: Two birds perched on a branch 
Text: Neotropical Birds
Video: A small songbird perched on a tree 
Text: Bird Families of the World
Text: And combines it with:
Video: A map of the world with animated yellow dots representing data points 
Text: eBird
Video: A collage of photographs of birds 
Text: Macaulay Library
Text: on a single comprehensive, authoritative platform.
Video: A grid of of website pages with photos of birds 
Text: "The depth of information is simply breathtaking" - Garret MacDonald, eBirder
Text: Find us at: birdsoftheworld.org
Video: An animated logo 
Text: The Cornell Lab of Ornithology 
The IUCN (2023) Red List is based on a different taxonomy than Birds of the World. As such, we can only display conservation status for taxa where the two taxonomies match at the species level. For all unmatched taxa, the conservation status is "Unknown".
A global alliance of nature organizations working to document the natural history of all bird species at an unprecedented scale.