When conservationists realized the Española Island giant tortoise was on the verge of vanishing forever, they had almost ...

Giant tortoises once pushed to the brink of extinction now outnumber humans in their home of the Seychelles, according to a new survey on one of the African nation’s most remote islands.

Giant tortoises on Aldabra Atoll number almost 183,000, more than all the people in Seychelles, after a new count corrected ...

A big survey of the world's largest free-roaming giant tortoise population has found around 180,000 of them in one place - the highest figure ever recorded for the species.

Jonathan has 272 gene switches as orderly as in tortoises aged 5 and 12, and 35 are tied to how his cells make energy.

A landmark survey of the world’s largest free-roaming giant tortoise population has revealed the once endangered species is thriving. A population of Aldabra giant tortoises has lived on an island in ...

Jonathan, an Aldabra giant tortoise, is about 194 years old and the oldest land animal alive today. Discoveries about his genetics could provide clues to extending lifespan in humans ...

The giant tortoises of the Seychelles once dominated the landscape. And then, we came along. 15th-century human explorers hunted them for food, reducing the population to fewer than a thousand by the ...

Jonathan, the giant tortoise, may be 194, but it is years young, not old. How has he managed to live so long without age-related illnesses?

A massive Galápagos tortoise estimated to weigh between 350 and 400 pounds, combines an imposing size with a surprisingly gentle personality. During feeding, her background and shell type offer a ...

The Humane Society of Greater Dayton is looking to return a sulcata tortoise to their home. The giant tortoise was located by ...

DNA analysis of oldest living land animal reveal patterns on genes that appear to protect functioning of mitochondria ...