ITHACA, N.Y. - Millions of people donate billions of dollars' worth of their time to citizen-science projects each year. While these efforts have broadened our understanding of everything from birds ...

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Western tanagers are migratory birds that are present in Northern California in the spring and again in late summer. A new study shows that observations by 'citizen scientists' using apps such as ...

Birds are a significant part of the wildlife in the ecosystems of Eagle County and around the world. eBird data shows that there have been 290 bird species recorded in Eagle County. The mission of the ...

The Cornell Lab of Ornithology has been the center of bird science in the U.S., and in many ways the world, since it was created by Arthur A. Allen in 1915. Showing that birds weren’t always the star ...

Platforms such as iNaturalist and eBird encourage people to observe and document nature, but how accurate is the ecological data that they collect? In a new study published in Citizen Science: Theory ...