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16 April, 21:06

Which period mammal first appeared with jaws

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  1. 16 April, 21:27
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    Recently, paleontologists discovered conclusive fossil evidence for the first important split in the mammal family tree, the one between placental andmarsupial mammals. Technically, the first, marsupial-like mammals of the late Triassic period are known as metatherians.
  2. 16 April, 21:31
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    The Devonian Period of the Paleozoic Era lasted from 417 million years ago to 354 million years ago
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