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, ...

They are a breathtaking insight into the complexity of the animal world. The aptly-named glass frog was photographed in the Monteverde cloud forest in Costa Rica by cabin attendant and photographer ...

While the amphibian’s body colour changes little, its legs are more translucent to help it blend in The mystery of why glass frogs have see-through skin has been solved, scientists say: the unusual ...

When you're a superstar Muppet, apparently you have to hide out in the jungles of Costa Rica to avoid the paparazzi. Freelancer Michael Franco writes about the serious and silly sides of science and ...