How a winter irruption of white-winged crossbills in the Adirondacks sparked a lifelong passion for birdwatching.

The landscape features a dense mixed forest with mature yellow birches, providing ideal habitat for at-risk birds, including olive-sided flycatcher, evening grosbeak and red crossbill. Surveys of ...

U.S. bird populations are experiencing alarming declines due to factors such as habitat loss and climate change, according to a new report identifying 112 species that have reached a "tipping point," ...

The U.S. bird population is declining at an alarming rate, according to a report published Thursday by an alliance of science and conservation groups. Habitat loss and climate change are among the key ...

red-faced cormorant, greater sage-grouse, Florida scrub jay, Baird's sparrow, saltmarsh sparrow, mountain plover, Hawaiian petrel, Bicknell's thrush, Cassia crossbill, pink-footed shearwater ...

Red is the universal plant-to-bird communication that reads ... The overlapping bills of the pine nut–consuming crossbills show, perhaps, the highest degree of evolutionary refinement. Caching seeds ...