? These terrifying animals come in a variety of sizes and forms. While some cause a huge number of human deaths
Crocodiles are opportunistic hunters who will attack anything that enters their territory. Every year, almost a thousand people are killed by crocodiles.
They're the world's second most deadly vertebrate
freshwater snails release the parasite that causes schistosomiasis. Rashes, infertility, and bladder cancer are all possible side effects.
Horses are normally quite kind with humans, yet each year, over 20 people die as a result of horseback riding accidents across the world.