Is aging inevitable? Not necessarily for sea urchins
Wednesday, May 25, 2016 - 12:22
in Biology & Nature
Sea urchins are remarkable organisms. They can quickly regrow damaged spines and feet. Some species also live to extraordinary old ages and—even more remarkably—do so with no signs of poor health, such as a decline in regenerative capacity or an increase in age-related mortality. These ocean Methuselahs even reproduce as if they were still youngsters.