Bitcoin Clips | Crypto on Instagram: "Fun fact: The Greenland shark, the longest-living vertebrate on Earth, carries a secret in its eye tissue that reveals its age—and it's not something scientists can measure until after the shark is gone. These deep-water giants grow less than one centimeter per year and don't reach sexual maturity until they're around 150 years old, meaning a shark born when the Pilgrims landed at Plymouth Rock would only now be old enough to have its first pups. Scientists