What is the primary anatomical difference noted when comparing the closed mouths of alligators versus most crocodiles?

Answer

The teeth of the upper jaw often hide the lower teeth entirely.

When an alligator’s mouth is closed, the teeth of the upper jaw overlap the lower, often hiding the lower teeth entirely, which is a key distinction from most crocodiles.

What is the primary anatomical difference noted when comparing the closed mouths of alligators versus most crocodiles?
animalclassificationalligatorreptile