Maybe what we should have been asking is, "Which came first: the frog or... The oldest tadpole ever found is 161 million years old and amazingly preserved Frogs, like butterflies and salamanders ...

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

All individuals have red eyes, inspiring another common name — the Red-eyed fairy wrasse. It is also known in the trade as the Clown, Solar, Solon, Tricolor and even Koi wrasse among many others — ...

You don't have to plunge to the depths of the deep ocean to discover weird fish. Some of them - like the Four-eyed fish - are literally bobbing about on the surface, being peculiar! The Four-eyed fish ...

Researchers know frogs were hopping around as far back as 217 million years ago. But exactly how and when they evolved to begin as tadpoles remains unclear. The oldest-known tadpole fossil found ...

Scientists have found a fossil of the earliest-known tadpole, which lived around 161 million years ago, during the Jurassic period. The large Argentinian fossil suggests that many features of ...

Experts say the fossil shows the evolution of frogs and toads, revealing that tadpoles today are very similar to their ancient relatives. The fossil was discovered by chance, whilst scientists ...

Call it a grand-phibian. Scientists have unearthed a fossil of the world’s oldest tadpole in Argentina — a shock finding that could alter our understanding of amphibian evolution, experts say.

Scientists know frogs existed and jumped as far back as 217 million years ago. The specifics of how and when they started developing as tadpoles are still uncertain. This recent finding provides ...

"It's not only the oldest tadpole known, but also the most exquisitely preserved," said study author Mariana Chuliver, a biologist at Buenos Aires' Maimonides University. Scientists know frogs ...

This image provided by Mariana Chuliver shows the oldest-known tadpole fossil found in Patagonia, Argentina. (Mariana Chuliver via AP) This image provided by Mariana Chuliver shows paleontologist ...