Polar bears are mammals. The reproductive systems of all mammals contain gonads. Gonads are the glands that produce reproductive cells. In males the gonads are called testes and produce sperm and in females they are called ovaries and produce eggs.
No, they have a different amount of chromosomes than we do.
no
Such mechanisms is very, very similar to that of a human. If you were to look at the respiratory-cardiovascular system of a human, it can be easily said that this system is similar, if not exactly, to that of the polar bear's.
why does the polar bear helps the polar ice
The grizzly or brown bear and the polar bear are basicly the same size.
The Polar Bear.
The Polar bear is the biggest bear.
just like human do .
Polar bears are bears
A polar bear.
no
Nothing. A polar bear will eat you.