The country considers them a threat. If you didn't know the story behind Columbia's famous hippos, you're in for a real treat. There are about 130 of these animals currently in the Antioquia province ...

The hippos, brought to Colombia by drug kingpin Pablo Escobar in the 1980s, could have a serious negative impact on the local ecosystem, a new study says Scientists are growing concerned about the ...

Colombia on Tuesday began the sterilization of hippopotamuses, descendants of animals illegally brought to the country by late drug kingpin Pablo Escobar in the 1980s. Two male hippos and one female ...

A herd of hippos swim in a lake at the abandoned country home of former drug lord Pablo Escobar in central Colombia in Puerto Triunfo. Credit: FICG.mx/flickr/CC BY 2.0 Colombia is home to an estimated ...

Fishing villages, small boats and children at play dot the landscape along the shallow waterways of Colombia's Magdalena River. But an invasive species left behind by one of the country's most ...

BOGOTÁ, Bogota — Colombia is proposing transferring at least 70 hippopotamuses that live near Pablo Escobar’s former ranch - descendants of four imported from Africa illegally by the late drug lord in ...

The late Colombian drug lord Pablo Escobar had a taste for the exotic. He famously stocked his private zoo with giraffes, zebras and hippopotamuses, and some of those African hippos escaped into the ...

An unlikely invasive species in Colombia left behind by one of the country’s most notorious figures is wreaking havoc. Pablo Escobar’s hippopotamuses are running wild and Colombian officials don’t ...

SAN DIEGO — Even at Hacienda Nápoles, the hippos stood out. Given the marvels of Pablo Escobar’s 7,400-acre central Colombian hideaway, that was no small feat. The notorious drug lord’s $63-million ...

At dusk, the street lights flicker on around a city park, located not far from the Magdalena River in Colombia. An enormous figure emerges from the shadows. It lumbers forward, stopping to graze on ...

Colombia’s best-known drug trafficker, Pablo Escobar, may have been killed in 1993 but his influence continues to be felt in the country, sometimes in unexpected ways. Hippopotamuses brought to ...