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 ...

Kolby photographed the mossy red-eyed frog (Duellmanohyla soralia) in the above photo as part of his research at a field site in Cusuco National Park, Honduras. In a September 19 tweet, he describes ...