The tadpole was about 6 inches (16 centimeters) long — like a baseball with a 3-inch-long (7.6 cm) tail. The adult frog is ...

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.

Fossils of the ancient frog Notobatrachus degiustoi push the known tadpole timeline back more than 30 million years.

A search for dinosaur fossils unintentionally shifted into a discovery of the oldest tadpole ever discovered when a team ...

From reproductive rights to climate change to Big Tech, The Independent is on the ... Scientists have discovered the oldest-known fossil of a giant tadpole that wriggled around over 160 million ...

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.

The Notobatrachus tadpole, however, was the same length as one of the adult frogs. “That feature is really, really hard to find in nature today,” Dr. Chuliver said. “Such a big size was ...