Many marsupials, such as the squirrel glider (Petaurus norfolcensis) shown here, can live in a variety of social groups, such as a mating pair or a bigger group of males and females, according to a new study.
Sylvain Cordier/Stockbyte/Getty
Many marsupials, such as the squirrel glider (Petaurus norfolcensis) shown here, can live in a variety of social groups, such as a mating pair or a bigger group of males and females, according to a new study.
Sylvain Cordier/Stockbyte/Getty