Poison frogs are small and brightly colored amphibians that originate from Central and South America. As suggested by their name, these frogs can release highly toxic chemicals from their skin, which ...

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 ...

Poison frogs appear to have built their chemical defenses gradually: related frogs store low to moderate levels of ...

The golden poison frog of Colombia packs enough toxin in its skin to kill ten grown men, yet it produces none of that poison itself. Like other poison frogs, it harvests alkaloids from the ants and ...

Vibrant but toxic, poison arrow frogs range from less than 1 inch to 2.5 inches in body length. Poison arrow frogs live in the rainforests of Central and South America and on a few Hawaiian Islands.