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Giant 160-million-year-old tadpole sheds new light on frog evolution
Not only is this particular species, Notobatrachus degiustoi, remarkable for being the oldest known tadpole fossil — dating ...
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World's Oldest Known Tadpole the Size of a Hand Clarifies Evolution Enigma
Paleontologists working in Patagonia have unearthed the oldest-known fossil of a tadpole—and it was a whopper, measuring in at more than six inches long, the size of an adult human hand.