Introduced by Pablo Escobar in the 1980s, the hippos are a tourist attraction but a headache for authorities and locals.

While the lion may be the king of the jungle in the wide open plains of Africa, the boss is a different story. Whether you ...

Add Yahoo as a preferred source to see more of our stories on Google. Hippos will kill other animals, like crocodiles, that enter their territory, especially when protecting babies. Hippos and whales ...

The world's third-largest land mammal after the African and Asian elephants, the common hippo is no pushover. Reaching up to ...