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, ...

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 ...

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 ...