The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
A group of kittens is called a "kindle".
10
Jellyfish as a species are actually older than dinosaurs and sharks.
383
The most expensive cow in the world was sold in 2009 for $1.2 million.
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Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4