The average lifespan of a tortoise is nearly 100 years. Jonathan was an 187-year-old tortoise which was recognised by the Guinness World Records as the oldest living land animal.
The Bowhead Whale, which is also called the 'Arctic Whale', has been given the title of the longest-living mammal on Earth and can live up to 200 years.
Greenland Sharks are considered as the longest-living vertebrates on Earth and can survive for 270 to 300 years.
The Immortal Jellyfish is known for having an eternal life cycle. It is capable of transitioning from a mature adult to an immature polyp stage and growing back again to an adult.
These are round and small invertebrates are covered in spines. They are found in shallow coastal waters off North America and have been found to live more than 100 years.
It is one of the longest-living fish and is said to maximum life span of nearly 205 years, as per the Washington Department of Fish and Wildlife.