Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
It has been scientifically proven that stroking a cat can lower one's blood pressure!
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Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
Sheep, goats, octopuses, and toads have rectangular pupils.
7
Only 3% of bird species have penises.
0