Mammals | How do mammals give birth | Mammary glands

Mammals | How do mammals give birth Mammals giving birth Mammals that lay eggs Mammals vs non mammals Mammals animals How do mammals give birth Mammals have mammary glands Gestation period or pregnancy Three groups of mammals Therian meta Therian proto Therian Placental, pouched and egg laying Three different ways mammals give birth Mammals give birth or lay eggs Do mammals lay eggs Monotremes are mammals and lay eggs like duck Bill platypus Pouched mammals include kangroos Placental mammals include human being How do animals give birth Mammals reptiles Amphibians fish birds #biology #zoology #reproduction #birth #wildlife #mammals #education #nature #lifescience #naturalworld #natura #natgeo #platypus #kangaroo #animaux #marsupials #marsupial #therian #pregnancy #gestation