The bowhead whale can live for over 200 years, making it one of the longest-living mammals on Earth.
These sharks, native to icy Arctic waters, have lifespans of 250-500 years, growing slowly over centuries.
This giant tortoise species can live more than 150 years, with some even surpassing 200 years.
Found in the Pacific Ocean, red sea urchins are known to live for over 200 years, thriving in their underwater homes.
Some koi fish, especially in Japan, have been recorded to live for over 200 years, symbolizing longevity and peace.
Ocean quahogs hold records for longevity, with some living up to 500 years, making them ancient ocean dwellers.
This reptile, native to New Zealand, has an average lifespan of 100-200 years, thriving in its natural habitat.
This fish species, found in the Pacific, can live for more than 200 years, growing slowly in the deep sea.
The "immortal jellyfish" can theoretically live forever by reverting to its juvenile state, escaping aging altogether.
Living in the deep ocean, some species of glass sponges can survive for 10,000 years, outlasting almost all other animals.