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

Scientists have discovered the oldest-known fossil of a tadpole, dating back approximately 161 million years to the Middle Jurassic period Scientists have discovered the oldest-known fossil of a ...

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 ...

College students know senior year means hours spent working toward the future. However, for University of Dayton senior Madeline Brinkman, working toward the future meant first diving millions of ...

When I got my first look at Boulenger’s backpack frog, I thought the poor thing was suffering from the world’s most unpleasant skin disease. The frog in this video appears to be wearing a cluster of ...

The development of hair was of central importance for the evolution of mammals and thus also of humans. However, the evolutionary origin of the genetic program of hair was previously unknown.

NEW YORK — Scientists have discovered a new ancient amphibian species that could bridge the gap in understanding how modern-day frogs and salamanders developed. The fossilized skull of the 270-million ...