The oldest recorded fossils of adult frogs date back to around 217 million years ago, in the Late Triassic Period, but the ...
At more than 160 million years old, a recently discovered amphibian fossil has set a new record for the earliest known ...
Scientists have discovered the oldest-known fossil of a giant tadpole that wriggled around over 160 million years ago.
The fossilization of the tadpole's "delicate structures," like its eyes and gills, allowed for a detailed analysis of the rare find.
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 ...