A mockingbird has been known to change its tune 87 times over a minute span.A person who is lost in the woods and starving can obtain nourishment by chewing on his shoes. Leather has enough nutritional value to sustain life for a short time.
A person will die from total lack of sleep sooner than from starvation. Death will occur about 10 days without sleep, while starvation takes a few weeks.
According to German researchers, the risk of heart attack is higher on Monday than any other day of the week.
About 20% of bird species have become extinct in the past 200 years, almost all of them because of human activity.
According to Hammurabi’s Code, the penalty for medical malpractice was to cut off the doctor’s hands.
After spending hours working at a computer display, look at a blank piece of white paper. It will probably appear pink.