One in 500 humans has one blue eye and one brown eye.
145
In a lifetime, an average person walks the equivalent of 5 equators
177
Children's sense of smell is better than adults'.
860
Babies crawl an average of 200m a day.
212
Forty percent of Americans have never visited a dentist.
33
2,500 newborn babies will be dropped in the next month.
-12
