The task is simple: walk or die.

Males of two species of pheasants seem to trade attractiveness for the ability to get a good look at predators. By Jack Tamisiea To woo mates, male golden pheasants are dressed to impress. The game ...

If optimists see the world through rose-colored lenses, some birds see it through ultraviolet ones. Avians have evolved ultraviolet vision quite a few times in history, a new study finds. Birds depend ...