“The Greenland shark is the longest-living vertebrate known. A 2016 study estimated one was at least 272 years old and possibly close to 400.”

Reference: Nielsen et al., Science (2016)

More animal facts

The harmless whale shark holds the title of largest fish, with the record being a 59 footer captured in Thailand in 1919.

Sharks apparently are the only animals that never get sick. As far as is known, they are immune to every known disease including cancer.

French scientist Louis Pasteur developed pasteurization in the 1860s, which kills harmful microbes by heating liquids like milk and wine.