Can you name an animal whose killing cannot be performed without spilling your own blood?

Where do fish keep their money?

When is the top of a mountain similar to a savings account?

What can you serve, but never eat?

How can you tell a raw egg from a hard-boiled egg?

The horse jumps over the king.
Strangely there is absolutely no scratch on him.

Can anyone explain, how is this possible?

How is a fly different from a mosquito?

What is greater than gold but cannot be bought. it can never be sold and can earn if its sought. though it can be broken, it can still be fixed. for by birth it can't start nor by death it is ended.what am i?

A seven-year-old kid challenged his classmates that he can make the number one disappear by adding something to it.

How can he do that?

What has a bottom at the top?