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Many Sharks Live a Century—Longer Than Thought | Lexicon of Food

Many Sharks Live a Century—Longer Than Thought

We humans go to great lengths to appear younger than we are. Sharks, it seems, do it naturally.

About a decade ago, studies began to hint that many sharks have longer lifespans than previously suspected. Now, a new analysis that pulled together data from more than 50 studies suggests a "widespread" underestimation of lifespans among many sharks, rays, and cartilaginous fish. (Explore the interactive: "Sizing Up Sharks, the Lords of the Sea.")

That's because newer methods of aging sharks—such as bomb carbon dating—are proving more accurate than the tra... Read more on news.nationalgeographic.com