What Is The Oldest Living Animal On Earth
Camila Farah
He was supposedly born in 1832 and brought to his current home on the island of saint helena from the seychelles in 1882.
Mayflies live a day humans live a century if we re lucky but what is the oldest living organism on the planet. These tiny crustaceans which only grow to be about 4 millimeters long almost look like miniature models of the horseshoe crab. Cyanobacteria are the world s oldest living animal. The most famous galapagos tortoise was lonesome george a sub species who lived on the islands he was 100 years old and still classed as a young adult.
For scientists accurately proving the age of any long lived species is a hard task. Around 4 265 years old. Rumored to have been swimming around while the dinosaurs were still evolving 250 million years ago horseshoe shrimp are believed to be the oldest species of shrimp in existence. They are approximately 2 8 billion years old.
An elkhorn coral also might be the longest living animal in the world. Researchers estimate that the elkhorn corals in florida and the caribbean may actually have originated more than 5 000 years. They originated 2 8 billion years ago and the first ever microbe to produce oxygen via photosynthesis. In that way they became a part of converting earth s atmosphere into an oxidizing one.
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Wikimedia commons jonathan the giant tortoise is currently believed to be the oldest current living land animal in the world. The arapaima is one of the biggest freshwater fish in the world and considered a living fossil. Specimens of the black coral genus leiopathes such as leiopathes glaberrima are among the oldest continuously living organisms on the planet.
Source : pinterest.com