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

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

A 161 million-year-old fossil, linked to a line of extinct frog-like amphibians, is the oldest tadpole ever found.

Scientists in Argentina have uncovered the world’s oldest tadpole fossil, dating back 161 million years to the Jurassic ...

A fossil of a tadpole from Argentina is 161 million years old - and isn't that different from some modern species ...

An ancient tadpole fossil, the oldest ever found, was recently unearthed in Argentina, providing insights into the evolution of modern frogs.

Scientists have discovered the world’s oldest giant tadpole fossil, dating back over 160 million years, in Argentina.

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.

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

Researchers say the fossil shows the evolution of frogs and toads, revealing that tadpoles today are very similar to their ...

NEW YORK (AP) — Scientists have discovered the oldest-known fossil of a giant tadpole that wriggled around over 160 million ...

Scientists have discovered the oldest-known fossil of a tadpole, which lived among the Jurassic dinosaurs 160 million years ...