Crocodiles and alligators are pretty scary creatures. The largest members of ... crocodile that has hunted 300 people and may still be alive today. Let's get started. Sharks, lions, alligators ...

From the fearsome piranha and vampire fish to the mighty anaconda, the crocodile, and the candiru, these are among the most terrifying reptiles, insects, spiders, and fish.

Sure, they look scary, but those 50 rows of teeth are for ... This thrilling deep-sea fish was voted the world's ugliest animal by the Ugly Animal Preservation Society. But its jelly-like skin ...