Frogs, like butterflies and salamanders, have what is called a "bi-phasic life cycle." They undergo metamorphosis to grow from their larval stage, as a non-reproductive tadpole that swims underwater, ...

While in search of dinosaur fossils, a team of Argentine and Chinese scientists in Argentina found something else instead: ...

Tadpoles have been wriggling in the world’s ponds for at least 161 million years. A newly detailed fossil finding pushes the record for earliest known tadpoles back an additional 30 million years, ...

A photograph of a giant, green-and-yellow tadpole longer than a human hand turned up in an X post on Feb. 12, 2025. At the time of this reporting, the post had received more than 296,000 views. At the ...

The fossilization of the tadpole's "delicate structures," like its eyes and gills, allowed for a detailed analysis of the rare find. When you purchase through links on our site, we may earn an ...

An artist depicts the tadpole and frog individuals of the Notobatrachus degiustoi species. The oldest known tadpole fossil, which belongs to this species, was found in the Patagonia region of ...