Villagers in Niger 'massacre' 27 hippos

At least 27 hippos have been slaughtered in a touristy zone in western Niger by villagers who blame them for destroying crops and harming livestock, local authorities said on Thursday.

Who's your daddy? Hippo ancestry unveiled

A great-great grandfather of the hippopotamus likely swam from Asia to Africa some 35 million years ago, long before the arrival of the lion, rhino, zebra and giraffe, researchers said Tuesday.

Getting a leg up on whale and dolphin evolution

When the ancestors of living cetaceans—whales, dolphins and porpoises—first dipped their toes into water, a series of evolutionary changes were sparked that ultimately nestled these swimming mammals into the larger hoofed ...

Hippo's island life helps explain dwarf hobbit (w/Video)

Ancient Madagascan hippos have shed light on the origins of the small brain of the 1-metre-tall human, known as the hobbit, scientists at the Natural History Museum report in the journal Nature today.

A drug lord and the world's largest invasive animal

At his infamous zenith in the 1990s, Pablo Escobar's drug-fueled empire—a vast underworld syndicate built upon the United States' insatiable appetite for cocaine—made him one of the wealthiest criminals in history.

Drug lord's hippos make their mark on foreign ecosystem

Four hours east of Medellin in northern Colombia's Puerto Triunfo municipality, the sprawling hacienda constructed by infamous drug lord Pablo Escobar of "Narcos" fame has become a tourist attraction. When Escobar's empire ...

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