Deep in South American rainforests, a mysterious amphibian hides, baffling scientists with its unusual life. Its secret ...

Researchers have uncovered an unusual survival strategy in Iberian harvester ants that turns basic biology on its head: The ...

The birth of iguana babies is presumably not an unusual occurrence at the Exotic Zoo in Telford, England. But when an iguana ...

"When we confirmed the eggs were fertile without any contact with a male, our jaws hit the floor," a U.K. zoo director said ...