Few conservation challenges are as unusual as Colombia's hippo problem. The story began in the 1980s when drug kingpin Pablo Escobar imported several exotic animals for his private estate, Hacienda ...

A newborn hippo, found along a Colombian riverbank, brought the issue of invasive hippos back into the spotlight. Here's how ...

This hippo was loud and clear about how he felt being gawked at by zoo visitors. Despite what you may think, Gloria from the ...

Add Yahoo as a preferred source to see more of our stories on Google. Until Michigan lawmakers intervened, incidents at Michigan zoos involving a raccoon-turned-trespasser and an aggressive pygmy ...

Learn more about Kindia, Toronto Zoo’s pregnant pygmy hippo who is due in July and whose calf is the product of international efforts to save the endangered species. Pygmy hippopotamuses have been ...

An endangered pygmy Hippopotamus gave birth a week ago at the Toronto Zoo, a calf appearing after 1.5 hours of labor—and he’s adorable.

Khao Kheow Open Zoo reacted to “online discussions regarding the cleanliness and living conditions” of the famous pygmy hippo on Feb. 16 Lauren DeCicca/Getty Moo Deng's zoo has addressed concerns on ...