Camouflage takes many forms in the natural world. Some animals are born with skin or coats that blend in naturally with their environment. Some Old World lizards like the chameleon have an almost ...

Conservationists from London worked to restore a vulnerable colony of endangered Darwin's frogs from halfway around the world.

The University of Maryland says it is honoring Jim Henson, an alumnus, with its choice of commencement speaker. Some students think it is avoiding “real issues.” ...