- Opossums live 2-4 years in the wild and up to 8 years in captivity.
- Female opossums have 13 nipples inside the pouch.
- Opossums are great swimmers and climbers.
- Opossums do not hibernate.
- An opossum has 50 teeth.
- The opossum has one of the smallest brain-to-body ratio among mammals.
- Opossums also use their mouth to climb.