Born around 1832, Jonathan is 191 years old and has seen the world change in unimaginable ways. His incredible lifespan makes him the oldest known living land animal on Earth.

Did you know that many animals have much longer lifespans than humans? Greenland sharks, bowhead whales, koi, and red sea urchins may all live hundreds of years. A clam called the ocean quahog has ...

Jonathan the Seychelles giant tortoise (Aldabrachelys gigantea hololissa) was born. Although his exact birthdate is unknown, ...

Alagba, Nigeria's royal tortoise alleged to be the oldest in Africa, lived to the estimated age of 344 before its death on ...

making turtles one of the oldest reptile groups and a more ancient group than lizards, snakes or crocodiles. Of the many species alive today, some are highly endangered. Turtles are ectotherms ...