Some frogs have evolved features so strange that scientists struggle to explain them, and a few look less like amphibians ...

The frogs belong to the Atelopus group from Central and South America.

University of Newcastle researchers have documented one of the clearest examples of iridescence ever recorded in an amphibian ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The mountain ...

Every spring, thousands of frogs, toads, newts and salamanders across France leave their winter shelters in the woods and ...

You’ve heard of a “frog in your throat,” but probably not like this. By Asher Elbein On a hike through a sweaty Peruvian jungle in 2016, Kim Roelants, a biologist at Vrije University Brussel in ...

Some harlequin frogs have lost their poison—and their ability to defend themselves. Scientists are on the case.

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. This voice experience is generated by AI. Learn more. This ...

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A naturally occurring bacterium from amphibian intestines completely eliminated colorectal tumors in mice with a single ...