I have teeth but i don't bite. Who Am I ?

Can you find a seven digit number which describes itself. The first digit is the number of zeros in the number. The second digit is the number of ones in the number, etc. For example, in the number 21200, there are 2 zeros, 1 one, 2 twos, 0 threes and 0 fours.

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

How far can you walk into the woods?

How many letters are in the alphabet?

The first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire world signifies a great woman. What is the word?

I am not alive, but I grow; I don't have lungs, but I need air; I don't have a mouth, but water kills me. What am I?

What's the only room from which no one can enter or leave

Who always enjoys poor health?

What is Luis Suarez's (Soccer Player) favorite tea?