"He's gonna snack on all the bugs you don't want around your garden." Gardener captures once-in-a-lifetime photo of rare ...

How can you tell two species apart? You would never confuse a human with a chimpanzee, even with their shared ancestry. A manatee could never be mistaken for an elephant, despite their close relation.

Possibly introduced from Hawaii, the green anole has become widespread on the Marshall Islands' main island. Researchers found evidence that it may be eliminating the emerald tree skink ...

Take the anole — a small, neotropical lizard found in the leafy canopy and tops of trees across the Caribbean. Cuba is the only landmass with multiple species of the Anolis carolinensis subgroup ...