The typical wild green form of the Lineolated parakeet does not appear on the U.S. Fish and Wildlife Services' approved captive-bred bird import list, but it does allow other color mutations that do ...

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 ...

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 ...

A paper published last year in the Journal of the Royal Society Interface described a feather as a masterpiece of engineering, one comprising nine orders of magnitude, from the nanoscale to the meter ...

Researchers examined dozens of bird species in museum collections looking for differences in the feathers and bodies between birds that can fly and birds that can't. They found that when birds evolve ...

It is common to say that something is as light as a feather in order to mean that something doesn’t weigh much at all. A group of researchers, however, has found that while all feathers are pretty ...

The Migratory Bird Treaty Act of 1918 prohibits possessing native North American bird feathers without a permit. The law, punishable by fines and imprisonment, aims to prevent the killing and ...

It took 150 million years for feathered dinosaurs to master flight and become the birds we see overhead today. By 125 million years ago, the Mesozoic skies were full of birds. But many of them were ...

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 ...

The Migratory Bird Treaty Act of 1918 prohibits possessing native North American bird feathers without a permit. The law, punishable by fines and imprisonment, aims to prevent the killing and ...