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Global gaps in citizen-science data reveal the world's “lost” birds
Our partners at re:Wild, American Bird Conservancy, the Search for Lost Birds project published an interesting paper detailing their methods for determining what is a "lost bird." Published in Frontiers in Ecology and Environment (2024).

New study finds where birds are declining most; some locales with positive trends
“This is the first time we’ve had fine-scale information on population changes across such broad spatial extents and across entire ranges of species. And that provides us a better lens to understand the changes that are happening with bird populations,” said Amanda Rodewald, faculty director of the Center for Avian Population Studies at the Cornell Lab of Ornithology.
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Birds of the World is a powerful resource that brings deep, scholarly content from four celebrated works ofornithology into a single platform where biologists and birders can find comprehensive life history informationon birds. Every bird has a story. Discover them all with Birds of the World.
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