Hippos have some of the most intense mating and dominance battles in the animal kingdom. To prove themselves to females, ...

From four to nearly 200, Colombia's "cocaine hippos" have been damaging the ecosystem of the Magdalena River for over four decades.

Few animals look as calm and harmless as a hippo lounging in the water, but appearances can be deceiving. Dangerously so, in the case of the hippo. Despite their bulky bodies and seemingly lazy nature ...

Yamit Diaz is a Colombian fisherman with a peculiar side business. Every three or four days, he takes visitors on boat “safaris” along the Magdalena River, where they can observe some of the ...

Roughly 50 hippopotamuses at Africa’s premier nature reserve died from anthrax poisoning, according to park officials. The naturally occurring form of anthrax took down the behemoths in the Democratic ...

Anant Ambani, the son of tycoon Mukesh Ambani, said he formally requested the Colombian government to stay a decision to kill the animals.