Given their huge size, there is no question as to why hippopotamuses are one of the most feared mammals. Apart from their bulky appearance, they also have an odd-looking mouth that features huge, ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A zookeeper showed his bravery here as he checked the teeth of a ...

A pair of paleobiologists with the Smithsonian Institution's National Museum of Natural History has found evidence of a long extinct herbivore marine mammal living in what is now the Skooner Gulch ...

A special bond between a senior zookeeper at the Cincinnati Zoo & Botanical Garden and a hippo led to a trusting moment.Tucker, the zoo's 4,500-pound hippo, had a misaligned tooth that caused his ...

They're rumoured to kill more humans than lions every year. But that didn't stop a brave zoo keeper at Qingdao Wildlife World in east China's Shandong province practising a bit of dental hygiene on ...

JOHANNESBURG (AP) — Authorities in Tanzania plan an auction of 3.5 tons of hippo teeth next week, drawing criticism from conservation groups who say the sale could encourage increased killing of the ...

A fossil of an extinct species of hippo that is over one million years old has been discovered in Somerset by researchers at Royal Holloway, University of London and the University of Leicester. This ...