Poison frogs are small and brightly colored amphibians that originate from Central and South America. As suggested by their ...

Early in development, many animals pick a team — male or female — based on their genetics, and, with time, acquire the characteristics to match. New research from the Marine Biological Laboratory (MBL ...

Newly discovered proto-amphibian, Kermitops (USNM PAL 407585) from the Department of Paleobiology collections at the Smithsonian Institution National Museum of Natural History. The species is named ...

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 ...

Quick Take Paedophryne amauensis, a frog found in Papua New Guinea, is one of the smallest vertebrates in the world.

Why are frogs diverse in some parts of Africa's rainforests and less so in others? The patterns of cooling and glaciation during the last ice age would probably not have been your first answer or even ...