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.
13
There's a competition in Sweden called Kaninhoppning, or rabbit show jumping.
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Cats recognise the voice of their owner, but never evolved to care.
22
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
Unsinkable Sam (nickname of a German ship's cat) who served on 3 warships, one German, two British, all sank in action. The cat survived each sinking, floating away on wooden planks to rescue.
19
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
A group of kittens is called a "kindle".
10