
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 holder by about 20 million years.

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 holder by about 20 million years.