The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
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An alligator can go through 2,000 to 3,000 teeth in a lifetime.
268
Cats and dogs can hear ultrasound.
350
The elephant brain weighs about 6,000g.
274
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
A cow produces around 200,000 glasses of milk in her lifetime.
373