Louisiana has become home to numerous invasive species, some of them wreaking havoc on the state's environment. Here are the ...

Many huge animals went extinct surprisingly recently. When they died, their ecological role was lost with them.

P rimates are a group of mammals that includes humans and our close relatives, such as apes, monkeys and lemurs. Monkeys, ...

A spat between birds at a backyard birdfeeder highlights the sometimes fierce competition for resources that animals face in ...

Young tegus are emerald green with black markings and a tail that has yellow and black bands. Over several months and after ...

Science writer Mindy Weisberger speaks to Live Science about the parasites that turn their hosts — whether ant, beetle or caterpillar — into zombie-like puppets that act against their own interests.