Over millions of years these prints and bones have turned into fossils. We like to study these fossils today. These fossils tell us the story of the dinosaurs. They slow down their hearts and curl up into a ball. It looks like it is sleeping or dead.
Opossums are mostly nocturnal.
They have fifty-four teeth. They may be found almost any where. They are whitish-gray. Their noses are always wet because they give off oil. Here are some of the places they can be found, in trees, in the road, and in trash cans.