The phantasmal poison frog, Epipedobates anthonyi, is the original source of epibatidine, discovered by John Daly in 1974. Epibatidine has not been found in any animal outside of Ecuador, and its ...

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

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 ...

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 ...

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 ...

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 ...

Epibatidine, the highly potent toxin Britain has linked to the death of Alexei Navalny, is reportedly 100 times more powerful than morphine. This extremely toxic, nicotine-like compound originates ...

AUSTIN, Texas--Studying neotropical poison dart frogs, biologists at the University of Texas at Austin uncovered a new way that the frog species can evolve to look similar, and it hinges on the way ...

During mating, some male poison frogs embrace their partner’s face in a love-potion-laced hug. The amorous amphibians may create pheromones in glands in their fingers, researchers report July 21 in ...

The golden poison dart frog may be tiny, but it has earned a formidable reputation in the animal kingdom. Native to a small region of rainforest in western Colombia, this brightly colored amphibian is ...