How do viviparity and the placenta affect mammalian reproduction?
Answer: Placental mammals produce small numbers of large offspring.
How do viviparity and the placenta affect mammalian reproduction?
Answer: Placental mammals produce small numbers of large offspring.
If the answers is incorrect or not given, you can answer the above question in the comment box. If the answers is incorrect or not given, you can answer the above question in the comment box.