Discover the world of birds

Comprehensive life histories for all bird species and families
  • 10,824
    Species
  • 249
    Families
  • 1+ billion
    eBird Observations
  • 30+ million
    Macaulay Library media
  • 2,033
    Authors

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Every bird has a story

Take a deep dive into the remarkable lives of birds with this dynamic natural history resource.


Scholarly Content

Birds of the World engages the global ornithological community to create the most in-depth, science-based content to illustrate the life histories of birds and bird families.

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How To Contribute

Authors interested in contributing their research results to Birds of the World can learn more here. Observers can contribute data and media through eBird and Macaulay Library.

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News

October Big Day image
Cornell Lab September 22, 2022
Mark your calendars for October Big Day—8 October 2022! Big Days are a 24-hour opportunity to celebrate birds near and far. Last October, more than 32,000 people from 195 countries submitted 78,000 checklists with eBird, demonstrating the power of birds to bring people together.
Red de Observadores de Aves y Vida Silvestre de Chile
BOW Team September 9, 2022
To celebrate our growing partnership, this Tuesday, the ROC will host a webinar, featuring our very own Tom Schulenberg, BOW science editor, with Fernando Medrano (@FmedranoM), the technical and scientific advisor of ROC, who will discuss what the partnership means for Chilean birds and birders, and Javiera Ferreyra (@jaferreyrab), director of Audubon Chile.
Venezuelan Union of Ornithologists (UVO)
BOW Team September 7, 2022
Birds of the World has a simple but ambitious goal: to be the definitive resource for the collected biology of every bird species in the world. This scholarly, expansive resource is made possible by the combined expertise of a collective of global ornithology experts who are as inspired as we are to tell the complete […]

Conservation Status

Percentages are calculated based on 10,824 species in Birds of the World.

Data provided by IUCN (2022) Red List.
More information

Conservation status
Least Concern
68.4%
Near Threatened
8.3%
Vulnerable
6.5%
Endangered
3.5%
Critically Endangered
1.9%
Extinct in the Wild
0.05%
Extinct
1.4%
Not Evaluated
0%
Data Deficient
0.36%
Unknown
9.6%

About Birds of the World

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.

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