If a vampire bat goes 2 days without drinking blood, they can die. However, well fed female bats will puke up blood and share it with other bats that they like in exchange for grooming.
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Cats recognise the voice of their owner, but never evolved to care.
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It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
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Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
2
The Hercules beetle, despite weighing only 100 grams, can lift 8 kilograms, making it one of the proportionally strongest animals in the world.
8
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
The elephant shrew’s closest relative isn’t a shrew — it’s actually an elephant
9