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

Florida is often called the state with the most invasive animals, and a few of those are frogs and toads that have settled into its warm climate. With its abundant wetlands, forests, rivers, and ...

Cane toads, large and poisonous invasive amphibians, pose a threat to Floridian pets, particularly during the rainy season.

Add Yahoo as a preferred source to see more of our stories on Google. A golden poison frog, also known as the golden dart frog or golden poison arrow frog, is a ...

In the forests of western Brazil, along the banks of a Juruá River tributary, researchers came upon more than a dozen tiny creatures, smaller than a nickel, flaunting bright colors that warned: “stay ...

Add Yahoo as a preferred source to see more of our stories on Google. Yes, all of Arizona’s toads are toxic, some more than others. They typically emerging during summer monsoon season, typically from ...

All it takes is one miserable night after a bad dinner or drink to make humans avoid an ingredient for life. To teach freshwater crocodiles in Australia to avoid a lethally poisonous toad, all it ...

Poison frogs living just a few miles apart along a Colombian river sound nothing alike, and the reason goes far beyond body ...

Researchers discovered that a poison frog species described decades ago was based on a mix-up involving the wrong museum specimen. The frog tied to the official species name turned out to be brown, ...

Modern toads (Bufonidae) are among the most successful amphibians on the planet, a diverse group of more than 600 species that are found on every continent except Antarctica. But just how did they ...

This newly discovered poison frog may represent an evolutionary step on the pathway towards developing brilliant warning coloration associated with other poison dart frogs. A small reddish-brown frog ...