A million dollars weighs about a metric ton. Hence the expression "a ton of money."
66
A hummingbird weighs less than a penny.
1k
The cat brain weighs about 30g.
167
You burn more calories sleeping than you do watching television.
348
Dolly Dimples, a 555 lbs. woman, lost 443 lbs in one year by eating nothing but baby food.
16
The 1 yen coin can be used as a weight, because it weighs exactly one gram. Also, it can float on water.
19
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
The average person's skin weighs twice as much as their brain.
131