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, ...

Spermatozoal ultrastructure endorses other evidence that Ascaphus is the sister-group of all other anurans. Primitive (plesiomorphic) features of the sperm of Ascaphus, shared with those of urodeles ...

MIAMI (AFP) ― In the depths of an Indonesian rainforest, scientists have identified the first known frog that gives birth to tadpoles instead of laying eggs, according to research published Wednesday.

WASHINGTON (Reuters) - Its fangs are not what makes the newly identified Indonesian frog species Limnonectes larvaepartus unique on Earth. The way it makes babies does. This little amphibian from the ...

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 ...

One of Europe's most common backyard frogs has been keeping a secret that, despite centuries of study and thousands of published papers, has only now been discovered in ponds in the Pyrenees.

A new frog mating position, only the seventh type ever observed, has been discovered in the monsoonal forests of India. Bombay night frogs (Nyctibatrachus humayuni) mate by having the male straddle ...