- Fresh apples float because 25 percent of their volume is air.
- The vocabulary of the average person is between 5,000 to 6,000 words.
- There are more tigers owned by Americans than in the wild worldwide.
- There are 2 chickens for every person.
- A full moon is 9 times brighter than a half moon.
- Sharks can sense a drop of blood from 4km (2.5miles) away.
- A dolphins top speed is 60kmh (37mph).
- Greyhounds can reach speeds of up to 67kph (42mph).
- The largest exporter of sugar is Cuba.
- Birds cannot live in space because they need gravity to be able to swallow.
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