Red-eyed tree frog. Photo by Rhett Butler (2011). The red-eyed tree frog (Agalychnis callidryas) is one of the most colorful and best-known tree frogs (it is often used in advertisements). The ...

Scientists at a wildlife sanctuary in Australia found an odd-colored frog due to a rare mutation. A photo shows the “once-in-a-lifetime” sight. Photo from J. Barker and the Australian Wildlife ...

Red-eyed tree frog. Photo by Rhett Butler. In recognition of Amphibian Ark winning mongabay.com’s 2011 conservation award, our pictures of the day this week will focus on amphibians. The red-eyed tree ...

These tiny frogs have an enormous voice for their size, and the recent warm evenings have been filled with their lovely ...