Every year, the group In Defense of Animals releases its list of North America’s 10 worst zoos for elephants.

The world’s largest agricultural boom is transforming a vast savanna of hidden wonders. Here’s what happens when progress ...

There are hundreds of species of frog in the world, each with unique and wondrous features that set it apart from others like ...

Bird Mimicry Bird that mimic other birds are the cover artists of the bird world, borrowing sounds and tunes from other birds to use as their own. Some mimicry bird species—mockingbirds, thrashers and ...

Scientists also declared several other extinctions, including the first documented plant extinction in New Hampshire.