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Jonathan (hatched c. 1832) [2] [3] is a Seychelles giant tortoise (Aldabrachelys gigantea hololissa), a subspecies of the Aldabra giant tortoise (Aldabrachelys gigantea).His approximate age is estimated to be 192 as of 2025, making him the oldest known living land animal.
The definition of "longest-living" used in this article considers only the observed or estimated length of an individual organism's natural lifespan – that is, the duration of time between its birth or conception, or the earliest emergence of its identity as an individual organism, and its death – and does not consider other conceivable ...
Life expectancy in the wild is thought to be over 100 years, [110] [111] making it one of the longest-lived species in the animal kingdom. Harriet, a specimen kept in Australia Zoo, was the oldest known Galápagos tortoise, having reached an estimated age of more than 170 years before her death in 2006. [112]
Long regarded as one of the longest-living pets you could ever own, turtles surprise many pet owners with how long they can live. Whether you have a red eared slider or a map turtle, these ...
Giant tortoises are among the world's longest-living animals, with an average lifespan of 100 years or more. [14] The Madagascar radiated tortoise Tu'i Malila was 188 at her death in Tonga in 1965.
Tortoises are the longest-living land animals in the world, although the longest-living species of tortoise is a matter of debate. Galápagos tortoises are noted to live over 150 years, but an Aldabra giant tortoise named Adwaita may have lived an estimated 255 years. In general, most tortoise species can live 80–150 years.
Harriet (formerly Harry; c. 1830 – 23 June 2006) was a Galápagos tortoise (Chelonoidis niger, specifically a western Santa Cruz tortoise C. n. porteri) who had an estimated age of 175 years at the time of her death in Australia.
At his death in March 2006 at the Kolkata (formerly Calcutta) Zoo in India, Adwaita is reputed to have reached the longest ever measured lifespan of 255 years (birth year 1750). [24] As of 2022, Jonathan, a Seychelles giant tortoise, is thought to be the oldest living giant tortoise at the age of 193 years. [25]