Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
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Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
24
Tigers can see 6 times better at night than humans.
305
The human brain doesn't stop developing until about 25 years old.
102
If the human eye was a digital camera, it would have 576 megapixels.
25
If your DNA was stretched out it would reach to the moon 6,000 times.
256
An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
73