1 Multiple sclerosis (MS) is a disease that causes demyelination (disruption of the myelin that insulates and protects nerve cells) of spinal nerve and brain cells.  Although the exact case is unknown, multiple sclerosis is considered to be an autoimmune disease.
The skunk is not a rodent. They belong to the family Mephitidae and the order Carnivora which does not include rodentia. They are sometimes placed in the family Mustelidae (weasels) but have been discovered to be less related than was thought.
Quick Answer. According to WildlifeDamageControl.net, the terms gopher, whistle pig, groundhog and woodchuck all refer to the same species, Marmota monax. Woodchucks are stocky, four-legged animals that may weigh up to 10 pounds. Woodchucks have a reputation for being troublesome pests that are hard to eradicate.