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 ...

When you buy through links on our articles ... paleontologists made an accidental discovery: the oldest tadpole ever found. The fossil, unearthed in the La Matilde Formation in Patagonia, may ...

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A 161 million-year-old fossil, linked to a line of extinct frog-like amphibians, is the oldest tadpole ever found. By Asher Elbein The metamorphosis of a frog from baby to adult is one of nature ...

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 ...

Found in a rock in Argentina, the six-inch-long tadpole sheds light on the history of frog metamorphosis Alexa Robles-Gil Daily Correspondent An artist depicts the tadpole and frog individuals of ...

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 ...

Tadpoles have been wriggling in the world’s ponds for at least 161 million years. A newly detailed fossil finding pushes the record for earliest known tadpoles back an additional 30 million ...

Bad news for the tadpole but good news for our scientists, as they had enough material to work with in order to establish traits the tadpole shared with baby frogs alive today. Plus, at a whopping ...

While searching for dinosaur fossils in Argentina, paleontologists made an accidental discovery: the oldest tadpole ever ...

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