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.
Just like the Weddell seals, the females of this species generally give birth to only one pup per year. Crabeater seals can live for up to 40 years, and they often weigh an astounding 227 kg (500 lbs). Getting to Know the Seals of the Arctic . 1. Harp Seal â The babies of this species are easily recognizable due to their white coats and black eyes. Harp seals spend most of their time in the water, and they can stay submerged for periods of 15 minutes at a time. Female Harp seals have a communal birthing area.