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.
The opossum is thought to have evolved from the basic marsupials that lived in the jungles of South America. The opossum is often referred to as a possum, although there is no direct link between the possums of Australia and the opossum of America.