In mammalian brain anatomy, the prefrontal cortex (PFC) is the cerebral cortex which covers the front part of the frontal lobe.The PFC contains Brodmann areas 9, 10, 11, 12, 46, and 47. third definition of the prefrontal cortex is the area of frontal cortex whose electrical stimulation does not lead to observable movements. For example, in 1890 David Ferrier used the term in this sense.
The blubber helps to keep them warm since they live in a very cold environment.   When harp seals are born, they have a white â¦ fur coat. The fur coat camouflages into the snow to protect them from their enemies on land.
Ice is a must. Both polar bears and ringed seals depend on it. 1  Polar bears' lives are a cycle of feasting and fasting. 2  When hunting is good and a polar bear is in good body condition, the bear will eat only the seal's blubber and skin.3  A polar bear can eat 100 pounds of blubber in a single sitting!oth polar bears and ringed seals depend on it. 1  Polar bears' lives are a cycle of feasting and fasting. 2  When hunting is good and a polar bear is in good body condition, the bear will eat only the seal's blubber and skin. 3  A polar bear can eat 100 pounds of blubber in a single sitting!