Tigers can see 6 times better at night than humans.
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A cow produces around 200,000 glasses of milk in her lifetime.
373
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
It has been scientifically proven that stroking a cat can lower one's blood pressure!
456
Some lizards, in which the tail is a major storage organ for accumulating reserves, will return to a dropped tail after the threat has passed, and will eat it to recover part of the sacrificed supplies.
13
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23