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 ...

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 ...

Alongside a pristine stream in the foothills of the Ecuadorian Andes, a team of researchers has found a graceful glass frog that's new to science. Unlike its close relatives, this amphibian has ...

Now you see them, now you don’t. Subscribe to read this story ad-free Get unlimited access to ad-free articles and exclusive content. Some frogs found in South and Central America have the rare ...

Dec. 23 (UPI) --Researchers say they have solved the mystery of how glass frogs become mostly transparent while they sleep. The discovery may lead to innovations in how to understand blood clotting.

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 reported Thursday in the ...

The glass frog Sachatamia orejuela. Source: Rebecca Brunner, used with permission. Communication is vital for frogs. Most male frogs call during mating season, advertising their quality and location ...

WASHINGTON (AP) — 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 ...