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.
Virginia opossum. The Virginia opossum (Didelphis virginiana), commonly known as the North American opossum, is the only marsupial found in North America north of Mexico. In the United States, it is typically referred to simply as a possum. It is a solitary and nocturnal animal about the size of a domestic cat.