It’s tough being a frog. You have to account for opposing lanes of traffic across a busy highway and, if you get through that, you have to hop across logs and the backs of turtles, avoiding alligators ...

The glass frog’s unusual adaptation to bolster its camouflage could offer clues for preventing deadly blood clots in people. By Veronique Greenwood At first glance, you might miss the glass frog of ...

Kermit the Frog is bright green with prominent, bulging, forward-facing eyes and horizontal black pupils. I’m not talking about Miss Piggy’s companion here, but an actual species of frog discovered in ...

The see-through amphibians have an amazing strategy for hiding while asleep—one that could advance our understanding of blood clotting. The organs and developing eggs of a female glass frog, ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment. Rachael has a degree in Zoology from the ...

Glass frogs can boost their transparency by up to 61 per cent by storing most of their blood in their liver while they sleep. Researchers hope that understanding how the frogs manage to pool their ...

Now you see them, now you don’t. Some frogs found in South and Central America have the rare ability to turn on and off their nearly transparent appearance, researchers report Thursday in the journal ...

As tiny glass frogs fall asleep for the day, they take almost 90 percent of their red blood cells out of circulation. The colorful cells cram into hideaway pockets inside the frog liver, which ...

Glass frogs are named for their translucent skin, which helps display their internal organs from underneath (you can even watch their hearts beat). Although there are more than 150 different glass ...