Dolphins have names for one another.
18
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
109
Alligator snapping turtles can live for over 150 years. Scientists know this because some of the turtles had musket balls in their stomachs.
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