Opossums are unique for many reasons. They have opposable thumbs, prehensile tails, 50 teeth, and several other unusual features. They are omnivores who eat almost anything, they have excellent immune systems, and they rarely live more than 2-3 years in the wild. read more
Opossums have 50 teeth: 1/2 of upper jaw: 5 incisors, 1 canine, 3 premolars, and 4 molars. 1/2 of bottom jaw: 4 incisors, 1 canine, 3 premolars, 4 molars. read more
Opossums have four different types of teeth in their mouths: 18 incisors in the front of the mouth, 16 molars toward the back, four canines -- or fangs -- and 12 premolars, between the canines and the molars. read more