- Modern mathematics has advanced greatly thanks to the incredible computing power of today's computers.
- More people are killed from bees than snakes.
- Yawns are contagious to dogs as well as humans.
- The US shreds 7,000 tons of worn out currency each year.
- Wooly mammoths grew as tall as 14 feet, weighing 10 tons. Mammoths used tusks for protection and to attract mates.
- The spikes of a newborn hedgehog begin to appear within 24 hours.
- Sharks can sense a drop of blood from 4km (2.5miles) away.
- Over 100 people choke to death on ballpoint pens each year.
- In 1878 the first telephone book made contained only 50 names.
- Giraffes have the same number of vertebrae as humans: 7.
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