At 194, Jonathan the Giant Tortoise Knows About Aging — Live Feedhttps://www.live-feeds.com/feed/at-194-jonathan-the-giant-tortoise-knows-about-agingContinuously updated, source-cited coverage. Jonathan the 194-year-old tortoise offers insights into longevityhttps://www.live-feeds.com/feed/at-194-jonathan-the-giant-tortoise-knows-about-aginghttps://www.live-feeds.com/feed/at-194-jonathan-the-giant-tortoise-knows-about-aging#u113004Sat, 10 Oct 2026 01:46:39 +0000Jonathan, the world's oldest land animal, a 194-year-old Aldabra giant tortoise, has had his genome sequenced, revealing unique genetic traits that may contribute to his extraordinary longevity. Scientists analyzed his DNA to identify patterns that protect the functioning of mitochondria, key cellular systems that tend to deteriorate with age.Why it mattersJonathan's exceptional lifespan has sparked scientific interest in understanding the secrets of his longevity. As the oldest known land animal, his genetic makeup may hold clues to healthy aging and potentially inform human longevi