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extant tadpolesNewsweek
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87% Informative
Paleontologists in Patagonia have unearthed the oldest-known fossil of a tadpole.
The discovery is helping to clear up a long-standing mystery as to when frogs and toads evolved their two -stage life-cycle.
The specimen, which lived 161168 million years in the Jurassic Period , is thought to have failed to complete its metamorphosis into a frog.
Chuliver, M. , Agnolín , F. L., Scanferla , A. , Aranciaga-Rolando , M., Ezcurra, M. D., Novas , F. E., & Xu, X. ( 2024 ). The oldest tadpole reveals evolutionary stability of the anuran life cycle. Nature. https://doi.org/10.1038/s41586-024-08055-y Related Articles Start your unlimited Newsweek trial.
VR Score
92
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94
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40
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