For Windows 7/Vista: 1  Click âStart buttonâ. 2  Click âControl Panelâ. 3  Click âSystem and Maintenanceâ for Vista | âSystem and Securityâ for Win7.  Click âDevice Managerâ.
The definition of a possum, or opossum, is a tree-dwelling nocturnal marsupial with fur and a prehensile tail. A small Australian mammal that lives in a tree and only comes out at night is an example of a possum. possum. possum.
July 14, 2010 by. The North American possum, or opossum as it is more properly called, is the only marsupial (animal with a pouch) found in the United States. Adults grow from 15 to 25 inches long and weigh from 5 to 15 pounds. They have pointed faces, and their fur is usually gray.