Memes😂 on Instagram: "The longest-living vertebrate on Earth isn’t a whale, turtle, or shark — it’s a Greenland shark that may be over 400 years old. Scientists discovered this by dating proteins in the shark’s eye tissue, which form before birth and never change. Some of the sharks studied were already swimming the oceans before the invention of the telescope, before Shakespeare died, and before the first light bulb existed. These sharks grow incredibly slowly, sometimes less than one centimet