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 ...

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.

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 ...

Paleontologists working in Patagonia have unearthed the oldest-known fossil of a tadpole—and it was a whopper, measuring in at more than six inches long, the size of an adult human hand.

Scientists have discovered the oldest-known fossil of a giant tadpole that wriggled around over 160 million years ago. The new fossil, found in Argentina, surpasses the previous ancient record ...

A fossil of the world's oldest tadpole, which coexisted with dinosaurs in the Middle Jurassic about 165 million years ago, is pictured next to a 3D-printed representation of the tadpole and of a ...

Scientists have uncovered the oldest-known fossil of a tadpole that wriggled around 160 million years ago NEW YORK -- Scientists have discovered the oldest-known fossil of a giant tadpole that ...

Scientists have discovered the oldest-known fossil of a giant tadpole that wriggled around over 160 million years ago. The new fossil, found in Argentina, surpasses the previous ancient record ...

Scientists have found a fossil of the earliest-known tadpole, which lived around 161 million years ago, during the Jurassic period. The large Argentinian fossil suggests that many features of ...

Giant dinosaurs, giant pterosaurs, giant frogs… If the latter had never occurred to you, might we offer up the oldest known tadpole on record? And yes, it’s an absolute giant. A fossil tadpole ...

BUENOS AIRES, Oct 30 (Reuters) - Scientists in Argentina have discovered excellently preserved fossil remains of the oldest-known tadpole, the larval stage of a large frog species that lived ...