Meet Methuselah, an elderly fish that likes to eat fresh figs, get belly rubs and is believed to be the oldest living aquarium fish in the world
“By default, Methuselah is the oldest,” said Allan Jan, senior biologist at the Academy and the fish’s keeper. Methuselah’s caretakers believe the fish is female, although it’s difficult to determine the species’ sex without a risky blood draw. The Academy plans to send a tiny sample of her fin to researchers in Australia, who will try to confirm the sex and figure out the fish’s exact age.
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