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

Scientists have discovered evidence of a prehistoric species of amphibian that could be the precursor to modern species − and they bestowed upon it the great honor of being named after a green froggy ...

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-year-old ...

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 ...

Galaxy frogs are endangered by flash photography, handling, and habitat disruption. Learn how tourism is harming this fragile ...

Over the course of 500 million years, three species of poison frogs evolved to withstand a toxin they use to prevent predators from catching them. But, there’s a catch: the frogs experience a ...

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.

Evolution, Vol. 75, No. 12 (DECEMBER 2021), pp. 3203-3213 (11 pages) Dollo’s law of irreversibility states that once a complex structure is lost, it cannot be regained in the same form. Several ...