Crossbills of North America: Species and Red Crossbill Call Types

By Team eBird 11 Oct 2017

As one of the most striking differences in bird occurrence from year-to-year in many northern regions of the world, finch irruptions are often exciting events. Will this winter have Pine Grosbeaks and Bohemian Waxwings dripping from the local crabapples? Will crossbills be crunching away in the conifers? Ron Pittaway’s finch forecast is always a much-anticipated read for…

Eastern North American forest birds most threatened on wintering grounds

By Team eBird 28 Jul 2017

Over the past few millennia, human-caused habitat change has had one of the most profound effects on bird populations globally, especially since industrialization in the 1800s. Looking forward, we can expect human-caused habitat loss to represent the greatest threat to many North American breeding birds. The problem will be most severe on their wintering grounds, according to…

Edward W. Rose III Postdoctoral Fellowship Program at the Cornell Lab of Ornithology

By Team eBird 14 Jul 2017

The Cornell Lab of Ornithology invites applications for our Edward W. Rose Postdoctoral Fellowships. These competitive postdoctoral fellowship awards (www.birds.cornell.edu/postdoc) support innovative, independent research by early career scholars of exceptional promise. Multiple Rose Fellow positions are available annually, with applications due on September 8. All Rose Fellows join a vibrant community of more than a…

Female Bird Song Project

By Team eBird 16 Jun 2017

by Karan Odom Most birders know that males of many bird species sing. Less well known is that females of many species sing too – and that their songs can often be equally beautiful and complex. In fact, recent research shows that females sing in about 2/3 of songbird species, and that female songs likely evolved…

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