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 ...

A researcher from Colombia has been looking a how Phyllobates (a genus of poison dart frogs native to Central and South America) can avoid poisoning themselves. A 2010 analysis found that more than 63 ...

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 ...