Amphibians like glass frogs become see-through whilst sleeping - and now scientists have discovered how. The creatures hide 90 per cent of their red blood cells in their liver, which is mirror-coated, ...

(CN) — If you’re ever in the rain forests of Colombia, don’t expect to see any glass frogs hanging out; the tiny frogs are masters of camouflage, thanks to their transparent skin. The glass frog, ...

Camouflage takes many forms in the natural world. Some animals are born with skin or coats that blend in naturally with their environment. Some Old World lizards like the chameleon have an almost ...

Frogs are one of the most diverse animal groups, with a wide range of sizes and colors. Scientists have identified up to 5,000 frog species and believe there are many more waiting to be discovered.

There is a kind of army camouflage pattern called “frog skin” which looks like the mottled green, brown and tan colours of a common frog. Army battledress camouflage works in the same way that frog ...