>The secret behind Greenland sharks’ centuries-long lifespan is finally uncovered
Dr. Marie Dupont, a marine biologist at the University of Copenhagen, explains: "The key to the Greenland shark's extreme longevity lies in a perfect combination of environmental conditions and physiological adaptations." Living in the frigid waters of the North Atlantic and Arctic Oceans, where temperatures can drop below freezing, these sharks lead an existence in slow motion.
