it is the interface between the fetus and the mother's blood supply
it acts like a filter - supplying nutrients to the fetus and disposing of waste material from the fetus to the mother
all of this without actually mixing the blood of the fetus and the mother
The placenta is for nourishing the embryo.
Yes. The dog keeps the young inside the body until the baby can function independently.
A placental Mammal is a mammal that keeps the young inside the body until it can function independently.
A mammal that keeps the baby inside the body until it can function independently, and is a predator.
A rabbit is a placental mammal.
In side it's mothers body
No. There are no insects which are placental.
Most mammals are placental...marsupial mammals and monotremes are not placental.
A cow is a placental mammal.
The aardvark is a placental mammal.
Yes, vicuna are placental.
Placental.