Tiny 5-millimeter-wide microplastics have been found in the nests and bodies of birds that are living in people's backyards, according to Audubon. Scientists said the discovery was "eye-opening to see ...

Sixty-six million years ago, an asteroid impact triggered the extinction of non-avian dinosaurs. Yet, some early birds, ...

A team of paleontologists has identified, on two pterosaur specimens, four types of feathers shared by dinosaurs and modern ...

(CNN) — A near complete skull fossil found in Antarctica has revealed the oldest known modern bird — a mallard duck-size creature related to the waterfowl that live by lakes and oceans today, a new ...