Many scientists believe the red-eyed tree frog developed its vivid scarlet peepers to shock predators into at least briefly questioning their meal choice. These iconic rain-forest amphibians sleep by ...

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 ...

The red-eyed tree frog has become a Costa Rican icon as a result of its ubiquity and beauty. They are nocturnal, so your best chance to spot one is after the sun sets — if you can handle the ...

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 ...

Discover the red-eyed tree frog's unique nictitating membrane and its role in survival for this Central America native. The red-eyed tree frog, as its name implies, has some pretty striking orbs. But ...