According to the Cornell Lab or Ornithology, there are four general wing shapes that allow birds to do specific things, such ...

First came simple filaments. Later, different lineages of theropods evolved various kinds of feathers, some resembling the fluffy down on birds today, some having symmetrically arranged barbs.

Richard Prum, an ornithologist at Yale, discovered that birds make blue feathers in a different way. “Let’s look at some birds!” he says as he pulls out a drawer full of the sewn-up skins of ...

Birds have feathers and a beak and lay hard-shelled eggs. Many birds are able to fly using their wings, but others such as ostriches are flightless and unable to fly. Some birds like penguins ...

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 ...

In a study in the journal Evolution, researchers compared the feathers and bodies of different species of flightless birds and their closest relatives who can still fly. They were able to ...

Did you know that birds are evolved from dinosaurs. All birds lay eggs and they can look very different. They all have beaks, feathers, two legs and two wings. Most even have special feathers on ...