- An ostrich can outrun a horse.
- The Greek national anthem has 158 verses.
- A cat can keep purring while inhaling and exhaling.
- Sun light can penetrate clean ocean water up to a depth of 73m (240 feet).
- Fire usually moves faster uphill than downhill.
- The frozen foods were first introduced in the 1920.
- An individual blood cell takes about 60 seconds to make a complete circuit of the body.
- Men change their minds 2 to 3 times more than women (women tend to take longer to make a decision but once they do they are more likely to stick to it).
- Mount Everest is 8.9km (5.5 miles) high.
- The skeleton of an African elephant accounts for about 15% of its body weight.
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