A group of kittens is called a "kindle".
10
Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
Lobsters have blue blood.
476
The most expensive cow in the world was sold in 2009 for $1.2 million.
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Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
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