From their feathers to feet, learn more about the major features of bird anatomy and what makes these fascinating animals so ...

Birds boast some of the most vibrant colors among terrestrial animals. Our pretty avian friends have inspired our Democrat and Chronicle photographers for years and captured the imaginations of many ...

Feather mites are microscopic arthropods that inhabit the plumage and skin of birds, occupying specific microhabitats on their hosts. These mites exhibit extraordinary morphological diversity and host ...

Feathers are a sleek, intricate evolutionary innovation that makes flight possible for birds, but in addition to their stiff, aerodynamic feathers used for flight, birds also keep a layer of soft, ...

More than 99% of birds can fly. But that still leaves many species that evolved to be flightless, including penguins, ostriches, and kiwi birds. In a new study in the journal Evolution, researchers ...

Flying through the jungles of Papau New Guinea, two brightly colored bird species carried a secret. More accurate, the birds carried a poison — a toxin emanating from their feathers and seeping from ...