Most amphibians die when exposed to salt — except the crab-eating frog, which thrives with it. Here’s how it rewrote the ...

On a sweltering afternoon in northeastern Madagascar, the coolness of a leaf’s shade is an attractive respite for a frog. But some of these oases may hide hungry architects: huntsman spiders. New ...

Amphibians are small vertebrates that need water, or a moist environment, to survive. The species in this group include frogs, toads, salamanders, and newts. All can breathe and absorb water through ...

How does a thin-skinned, cold-blooded creature survive a below freezing Colorado winter without a fur coat or a ticket south?

This story was updated May 4 at 1:15 p.m. EDT. The planet is crawling with critters, but scientists are meeting some of them only just now. During the past month, researchers have published studies on ...