Researchers and volunteers in Texas documented birds of different species preening one another. Experts say the behavior may be more common than documented.

The Cornell Lab of Ornithology today announced the release of a new online tool for studying biodiversity and the ...

New research shows mountain birds move up and down slopes to save energy, find food, and avoid competition across seasons.

The National Aviary will receive $25,000 from the Foxwynd Foundation to support existing programs that prioritize ...