If you’ve ever seen a frog with extra legs or other severe malformations, fertilizer runoff was probably not far behind. According to a University of Colorado study, farming nutrients are leaking into ...

Scientists have never seen anything quite like this before. It’s a newly discovered species of fanged frog that gives direct birth to live tadpoles instead of laying eggs. It isn’t that rare for ...

Frogs and other amphibians lay eggs, but mammals give birth to live young, right? Not always. A newly described species of frog gives birth to live tadpoles, and is the only known frog to do so, ...