10. Hippopotamuses: These large, aggressive mammals are not afraid to attack crocodiles, even if they are much larger.
9. Nile crocodiles: While crocodiles are apex predators in their own right, they are not immune to being preyed upon by other crocodiles.
8. Leopards: These stealthy hunters are known to prey on crocodiles, especially young or sick ones .
5. Hyenas: These scavengers are also opportunistic predators and will sometimes prey on crocodiles, especially if they are sick or injured.
2. Orcas: These large, intelligent whales are known to prey on a variety of marine animals, including crocodiles.
1. Humans: While humans are not natural predators of crocodiles, they are the biggest threat to crocodile populations today.