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

From purple martins to barn swallows, find out how to spot and identify 8 members of the swallow bird family during summer.

Birds’ spring migration and mating season comes to a close by mid-summer as warmer temperatures arrive. But national parks across the United States that protect a range of threatened species remain a ...

A male bobolink stands on top of a shrub near its nest, Tuesday, June 20, 2023, in Denton, Neb. North America's grassland birds are deeply in trouble 50 years after adoption of the Endangered Species ...

Birds tend to be more colorful in the tropics, and scientists wanted to find out how they got there: if colorful feathers evolved in the tropics, or if tropical birds have brightly-colored ancestors ...