Most elephants weigh less than a blue whale's tongue.
442
The 1 yen coin can be used as a weight, because it weighs exactly one gram. Also, it can float on water.
19
A hummingbird weighs less than a penny.
1k
The average person's skin weighs twice as much as their brain.
131
The elephant brain weighs about 6,000g.
274
You burn more calories sleeping than you do watching television.
348
There are times when you're walking that the pressure on your feet exceeds your body weight, and when you're running, it can be three or four times your weight.
62
You burn 26 calories in a one minute kiss.
605