What happens to an alligator's lower teeth when its jaw is closed?

Answer

They fit into sockets in the upper jaw, hiding them from view.

A crucial diagnostic feature is that in an alligator, when the jaw is shut, the teeth of the lower jaw fit into sockets in the upper jaw, effectively concealing the lower teeth.

What happens to an alligator's lower teeth when its jaw is closed?
animalclassificationalligatorreptile