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 ...

A new glass frog species, Nymphargus dajomesae, was found in a surprising hotspot of undiscovered amphibians in fragile ...

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 ...

At first glance, it might look like a tiny green jewel clinging to a leaf in the rainforest. But if you get closer — and look from just the right angle — you’ll notice something astonishing: you can ...

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 ...

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 ...

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.

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 ...