If not for a pair of Smithsonian scientists, the fingernail-size frog from Brazil would have likely gone extinct without ever being described ...

Quick Take Boulenger’s backpack frog females carry fertilized eggs in a dorsal pouch, providing protection and moisture.

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 Eiffinger's tree frog (Kurixalus eiffingeri), found on Ishigaki and Iriomote islands in Japan, has a unique biological adaptation: its tadpoles do not defecate during their early developmental ...

Most amphibians die when exposed to salt — except the crab-eating frog, which thrives with it. Here’s how it rewrote the ...

Ptychadena nana individuals with green and brown color morphs. Image courtesy of Sandra Goutte. A team of researchers at NYU Abu Dhabi (NYUAD) has uncovered how a common color variation in frogs has ...

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 ...