Cats have a weak sense of taste. They have only 473 tastebuds, humans have 9,000.
307
Babies crawl an average of 200m a day.
212
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
On average, there's 100 billion neurons in the human brain.
83
The average sperm cell swims at 8 inches per hour.
4
All 13 minerals necessary for human life can be found in alcohol beverages.
282