- Panda bears eat up to 16 hours a day.
- Natural gas has no smell (the odor is artificially added so that people are able to identify leaks).
- There are 21.
- The longest possible eclipse of the sun is 7.31 minutes.
- The lifespan of a squirrel is 9 years.
- Wind moves air from high to low pressure areas.
- Your mouth produces 1 litre of saliva a day.
- Oysters can change from one gender to another and back again.
- That in the 17th century the value of pi was known to 35 decimal places (today to 1.2411 trillion).
- The average age of a polar bear in the wild is 17 years.
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