- When born a baby giraffe is 1.8m (6ft) tall.
- Phantom rain are raindrops that never reach the ground.
- There is no sound in space.
- Bees can see ultraviolet light.
- It was once illegal to slam your car door in Switzerland.
- Most dinosaurs lived to be more than 100 years old.
- Before 1863 the postal service in the US was free.
- A squid has 10 tentacles.
- Laughing lowers levels of stress and strengthens your immune system.
- Hippopotamuses are born under water.
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