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Mammal Evolution

3. Therians (which include the Marsupial and Placental mammals) ... Both marsupials and placentals give birth to live young, but the marsupials have very ...

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查詢 「Placentals」的人也找了：

  1. Placenta
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  2. Placentals
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  3. Marsupials
    4.
  4. Therian
    5.
  5. Monotreme
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  6. Umbilical cord
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  7. Boreoeutheria
    8.
  8. Xenarthra
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