Would be interested to know about this. As to the previous commenter, I saw stuff about greenlandic sharks that live to be like 600 years old or more, but they are covered with like parasite growths and stuff. But the cold is a preservative things live longer in the cold if they don't freeze.

I demand a citation

So that's why US-Americans are so fat, they really are smarter than the rest of us, like they have always been saying. They are trying to mimic whales so that they can make sure they never get cancer and don't have to pay a billion in medical costs. Truly 3D-chess they are playing.