If nothing is done to control the invasive creatures, officials estimate the population could grow to 1,000 animals by 2035.

Learn how archaeologists exploring Wogan Cavern uncovered a once-in-a-lifetime find beneath a Welsh castle, revealing Ice Age ...

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

The baby was born underwater.

Colombia will euthanize dozens of invasive hippos descended from animals once owned by drug lord Pablo Escobar, in a ...

Colombia plans to kill up to 80 hippos descended from Pablo Escobar’s private collection after they became an invasive animal ...

Colombian officials announced they will be culling up to 80 hippos from drug lord Pablo Escobar's private zoo as the ...

Dozens of hippos who descended from the ones brought to Colombia by onetime drug kingpin Pablo Escobar will be killed as the ...

We often think of nature as peaceful and beautiful. But life in the wild is not easy. Animals do not think like humans. They do what they need to do to survive. Sometimes, this means doing things that ...