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The Aldabra giant tortoise (Aldabrachelys gigantea) is a species of tortoise in the family Testudinidae and genus Aldabrachelys. The species is endemic to the Seychelles , with the nominate subspecies , A. g. gigantea native to Aldabra atoll.
Aldabrachelys [1] is genus of giant tortoises, including the Aldabra giant tortoise (Aldabrachelys gigantea) native to the Seychelles, as well as two extinct species, Aldabrachelys abrupta and Aldabrachelys grandidieri known from Madagascar.
The three Aldabra-Seychelles giant tortoise subspecies can be distinguished based on carapace shape, however, many captive animals may have distorted carapaces and so may be difficult to identify. The Seychelles giant tortoise (A. g. hololissa) is broad, flattened on the back and with raised scutes; it is usually a
Aldabrachelys grandidieri was a giant tortoise, one of the largest in the world, measuring about 125 cm (49 in) in carapace length. It was originally one of the six endemic tortoise species of Madagascar (two large Aldabrachelys ; two medium Astrochelys ; two small Pyxis ).
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 three Aldabra-Seychelles giant tortoise subspecies can be distinguished based on carapace shape, but many captive animals may have distorted carapaces, so they may be difficult to identify. Arnold's giant tortoise is flattened, smooth, and with a relatively high opening to the shell; it is usually black.
The world’s oldest tortoise has lived through two world wars, witnessed the rise and fall of the British Empire, and has just turned 190 years old.
An Aldabra giant tortoise, an example of a giant tortoise.. Giant tortoises are any of several species of various large land tortoises, which include a number of extinct species, [1] as well as two extant species with multiple subspecies formerly common on the islands of the western Indian Ocean and on the Galápagos Islands.