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.
Some species or subspecies are barely hanging on. Here are the four most endangered seal species and subspecies, all of which face uncertain futures. 1. Saimaa ringed seals. Seals don't get any rarer than the Saimaa ringed seals (Pusa hispida saimensis) of Finland.