Because they are members of the same phylogenetic order, alligators and crocodiles are easily confused. Both have lizard-like bodies, tough skin, long tails, stubby legs, elongated snouts, and large teeth. However, both reptiles have distinguishing characteristics that can help you determine which is which. We’ve created a comparison of the alligator vs. crocodile to demonstrate their physical characteristics, feeding habits, the threat they pose to humans, and which would win a fight.