Different parts of the brain control different functions. Cancer treatments, including chemotherapy, can produce certain effects on these areas of the brain, including impaired cognitive skills, chemo-induced seizures, and memory loss. The cerebral cortex is a sheet of tissue that makes up the outer layer of the brain.
There are three species of wolves: the Red Wolf, the Gray Wolf, and the Ethiopian Wolf. There are a lot more subspecies of wolves, such as: Mexican Wolf.
There is no way biologists can track exactly how many wolves are in America. It is estimated that Alaska alone has over 50,000 wolves. Wolves are making a comeback throughout the country, including in relatively urban areas such as on the eastern seaboard.