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, ...

Hippos are some of the earth’s largest land animals. Their name derives from Greek when they were called “river horses,” although “river cows” might have been a better description. These ferocious ...

Hippos' huge tusks and wide gape restrict grinding jaw movements, making their chewing inefficient, according to a new study. Hippos' huge tusks and wide gape restrict grinding jaw movements, making ...

The hippopotamus is one of the most recognizable animals on the planet. With their tiny ears, enormous heads, and stocky ...

SEATTLE — Water Lily, Woodland Park Zoo's 45-year-old hippopotamus, underwent dental surgery on Wednesday, according to a blog post. The north Seattle zoo said Thursday Lily is "healing well" after ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Hippo underwater, hippopotamus in water through glass© Lena Ivanova/Shutterstock.com The post Inside the World of the Hippopotamus ...