The Immortal Jellyfish known scientifically as Turritopsis dohrnii is now officially known as the only immortal creature.
Ocean Quahogs are an edible clam with an impressive lifespan. Many will live to see their 400th birthday and the oldest one on record was 507 years old when it was caught off the coast of Iceland in 2006.
Greenland sharks live for between 300 and 500 years and are the longest-living vertebrate. They take life very slowly, moving at an average of 0.76 mph.
Bowhead whales can live for over 200 years, which is longer than any other mammal.
The average lifespan for Japanese Koi is around 40 years though they can live a lot longer if living in the right conditions. One particular koi, named “Hanako”, was 226 years old when she died in 1977.
Red sea urchins are believed to be almost immortal and are known to live for over 200 years with no signs of ageing.
The Galápagos tortoise is a species of very large tortoise in the genus Chelonoidis. They can live to be well over 100, with the oldest known to be 152.
Longfin eels typically live up to 60 years old though the longest living on record reached 106! They are native to New Zealand and Australia and spend most of their life hiding in freshwater streams.
African elephants are one of the largest living land animals and, with an average lifespan of 70 years, one of the oldest.
Recognisable by their brightly covered feathers, macaws are members of the parrot family. They have a long lifespan and, in the right environment, will live to be 60 to 80 years old.