Wild turtles age slowly. Some basically don't age at all - Futurity
New research finds that turtles in the wild age slowly and have long lifespans, and identifies several species that essentially don't age at all. At 190 years old, Jonathan the Seychelles giant tortoise recently made news for being the "oldest living land animal in the world."
https://www.futurity.org/turtles-aging-lifespans-2758992-2