Call it a grand-phibian. Scientists have unearthed a fossil of the world’s oldest tadpole in Argentina — a shock finding that could alter our understanding of amphibian evolution, experts say.

When science teacher Sharry Dalbec took her students at Merritt Creek Academy out to explore the school pond during the first week of classes, she noticed something strange lurking beyond the surface ...

While searching for dinosaur fossils in Argentina, paleontologists made an accidental discovery: the oldest tadpole ever ...

When we think of the Jurassic, images of giants come to mind. Giant dinosaurs, giant pterosaurs, giant frogs… If the latter ...

The discovery in Patagonia shows that frogs have had a tadpole stage for at least 160 million years. Here’s how the ancient frogs compare to those of today. Tadpoles and adults of the extinct frog ...

Have you ever wondered how city life affects animals like frogs? A new study reveals that urban Túngara frog tadpoles develop faster —but end up being smaller — than tadpoles from forests, probably ...

The L.A. Zoo bred, raised, and released the southern mountain yellow-legged frogs and tadpoles into their native ecosystem Courtesy of L.A. Zoo More than 600 rare tadpoles and frogs have been released ...