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.
a musteline mammal of the subfamily Mephitinae. The best-known animal in this group is the striped skunk Mephitis mephitis, a cat-size, mostly nocturnal, burrowing animal with a beautiful black coat and two longitudinal white stripes that run into the tail. It can also eject a powerfully pungent foul-smelling liquid up to 10 feet through the air. skunk cabbage.