Wolves have two layers of fur, an undercoat and a top coat, which allow them to survive in temperatures as low at minus 40 degrees Celsius! In warmer weather they flatten their fur to keep cool.

In Japan, tipping at restaurants is not a norm. However, some restaurants might add a 5 - 10 % service charge to the bill.

Footprints of astronauts who landed on the moon should last at least 10 million years since the moon has no atmosphere.

AMAZING FACTS