- Blue whale tongues can weigh 8,000 pounds, or as much as an elephant, and their hearts weigh close to a ton.
- Your brain uses 25% of all the oxygen your breathe.
- A banana contains 75% water.
- October the 10th is national metric day.
- There are more tigers owned by Americans than in the wild worldwide.
- Much of the work done by Leibniz and Newton is based on theories by French philosopher Rene Descartes. As well as his many contributions to philosophy, Descartes also had a huge impact on mathematics, creating analytical geometry, developing a system that describes geometry using algebra, contributing to optics and much more.
- Baboons were once trained by Egyptians to wait on tables.
- The ice cream cone was introduced in 1904.
- Armadillos can walk underwater.
- Reindeer hair is hollow inside like a tube.
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