The ancestor of all domestic cats is the African Wild Cat which still exists today.
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The colossal squid has the largest eyes in the world.
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The seahorse is the only fish to have a neck.
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A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
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15% of snails survive digestion by birds and are found alive in their droppings, potentially leading to the spread of snail populations.
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The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
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Travis was a chimpanzee who socialized with humans since birth. He could log onto a computer to look at pictures, watch TV using a remote control, brush his teeth, feed hay to his owner's horses, water plants, and learned the schedule of passing ice cream trucks.
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