When drug kingpin Pablo Escobar died in 1993, having constructed a billion greenback cocaine empire, he left behind a zoo.
Whereas his rhinos, giraffes, elephants and kangaroos have been re-housed, the hippos have been left in Escobar’s deserted ranch within the Colombian countryside.
In 2007 they began turning up 100 kilometres away.
Vet Carlos Valderrama was referred to as in to deal with the issue. He describes his expertise of castrating a hippo within the wild.
Hearken to extra on this story from Witness History.