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Why do we sneeze?

Why do jellyfish sting?

Is it true that goldfish have a three-second memory?

Will a mother bird abandon her baby if you touch it?

Brontosauruses and human beings have never lived together!

Polar bears aren't white!

Why are your fingers all wrinkly when you get out of the bath?

Why do we have navels?

What's a geyser?

Why do you lose your baby teeth?

Why do wolves howl at the moon?

Why does my leg go to sleep sometimes?