Birds are perhaps the most colorful group of animals, bringing a splash of color to the natural world around us every day.

The turkey vulture is not the prettiest bird, but it’s an important one, ridding the environment of bacteria that could be lethal to other wildlife. Douglas H. Domedion ...

Zekrom ex 174/086 and Reshiram ex 174/086 top the list of the most expensive Black Bolt and White Flare Pokémon cards, with prices reaching $347 or more. Here's what collectors are paying for ...