From underground burrowers to nearly invisible frogs, these species show how wonderfully odd and varied the world of ...

Four-eyed frog is the common name given to Pleurodema, a genus of frogs with characteristic poison glands which resemble eyes ...

Beelzebufo ampinga, the so-called "devil frog," may be the largest frog that ever lived ... gigantic frog are only found halfway around the world in South America? Most scientists think Madagascar ...