Being a mother is no easy job, especially if you're a polar bear.
A typical mother polar bear has much to do during an impending pregnancy, and these responsibilities should not to be taken lightly.
Check out the diet and other parts of the mother polar bear's life that change during this specials chapter of life.
As you can see mother polar bears have a long journey ahead of them when becoming pregnant. They must attract a mate using the chemical signatures left behind in their tracks then bulk up before heeding underground for four months in the fall.
Can you image having to put on 400 pounds? This mother bear does this so her young and herself can survive the winter months underground.
Once the cubs are born they spends another four moths together living in the snow cave until the spring when they all adventure out in to the new world.