Adwaita was the name of a male Aldabra Giant Tortoise in the Alipore Zoological Gardens of Kolkata, India. He was the oldest living animal in Kolkata and may receive the title of oldest creature in the animal kingdom known if the claim of his age of 250 years is determined to be true by proposed carbon dating (though carbon 14 has a half life of 5730±40 years, so would be an unsuitable method for accurate dating on a scale of only hundreds of years, … Wikipedia
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