The elephant brain weighs about 6,000g.
274
Sex burns about 360 calories per hour.
860
Fidgeting can burn about 350 calories a day.
201
The average person's skin weighs twice as much as their brain.
131
A hummingbird weighs less than a penny.
1k
Dieters who sleep more take off more fat that those who sleep less.
159
The cat brain weighs about 30g.
167
You burn more calories sleeping than you do watching television.
348