A species of Ecuadorian glass frog combines high-frequency croaking and a striking visual display to attract mates, in what is a fascinating adaptation to a noisy environment. Frogs typically use ...

Glassfrogs are tree-dwelling amphibians that can be found throughout Central and South America. There are actually about 167 ...

Glass frog photographed during sleep and while active, showing the differences in red blood cells within the circulatory system. Jesse Delia via AMNH When a tiny glass frog dozes off to sleep, its ...

Frogs are fascinating creatures, known very well for their unique hopping movements and distinct croaking sounds. What can set frogs apart from other animals in the animal kingdom is their ecological ...

Freelance writer Amanda C. Kooser covers gadgets and tech news with a twist for CNET. When not wallowing in weird gear and iPad apps for cats, she can be found tinkering with her 1956 DeSoto. Glass ...

These tiny Latin American tree dwellers are stellar fathers and masters at camouflage, recent research reveals. The eggs of a female sun glass frog (Hyalinobatrachium aureoguttatum) are visible ...

Glass frogs do not live a life of modesty. With their semitransparent skin—green on the back, clear on the belly—the tree-dwelling, gummy-bear-size amphibians, which are native to the tropics of ...