Order Didelphimorphia (Opossums) Paul Dunay Wildlife and Fisheries Biology Keystone College March 21, 2011
Opossum vs. Possum Brushtail Possum Virginia Opossum Water Opossum Ringtail Possum
Basic Facts Largest order of marsupials in W. Hemisphere Generally solitary, slow moving, and nocturnal Most species are omnivores or opportunity eaters Long and scaly prehensile tail Length = 3 to 20 inches (7.5 to 50 cm) Weight = 5 to 14 pounds (2.3 to 6.4 kg)
Non-Syndactylous Feet
Dental formula is 5/4, 1/1, 3/3, 4/4 = 50
Baby Opossums
Playing Possum
Virginia Opossum (Didelphis virginiana)
Water Opossum (Chironectes minimus)
Gray Four-eyed Opossum (Philander opossum)
Sources How stuff works Animal Encyclopedia and Diversity