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

Why Hippos Are a Problem. Hippos produce up to 13 pounds of poop each day, muddying the waters. Their presence can reduce ...

Colombian authorities have announced a plan to euthanize around 80 wild and invasive so-called “cocaine hippos,” years after ...

Colombian officials on Monday authorized a plan to euthanize dozens of free-range hippos that have invaded the country’s ...

After two years of failed attempts at relocation and sterilization, Colombia’s government has decided it will euthanize 80 of ...

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

The invasive hippo population derives from the original four mammals that the drug lord brought into the country in the 1980s ...

The Colombian government plans to euthanize dozens of hippos descended from animals smuggled by drug kingpin Pablo Escobar in ...

Authorities say killing dozens of hippos is the only way to curb a booming population threatening Colombia’s wildlife and ...