What am I riddles

I live in the ocean. I like to eat crabs. I can change colors. My eight legs are called tentacles. I am an...

I am something to make you think, I am something to make you know. I am something to which the answer you might never know. What am I?

I have 4 eyes, but I cannot see! What Am I?

I dig out tiny caves, and store gold and silver in them. I also build bridges of silver and make crowns of gold. They are the smallest you could imagine. Sooner or later everybody needs my help, yet many people are afraid to let me help them. What am I?

Scientists have proven that cats have more hair on one side than their other side. Some people believe that this is because when cats lay on their side they need insulation from the cold on the floor or ground. Which side of a cat has more hair?

I can sizzle like bacon, I am made with an egg, I have plenty of backbone, but lack a good leg, I peel layers like onions, but still remain whole, I can be long, like a flagpole, yet fit in a hole. What am I?

You can easily touch me, but not see me. You can throw me out, but not away. What am I?

I weigh almost nothing. I am lighter than air. But even the strongest man in the world cannot lift me. What Am I?

I have a little house in which I live all alone. It has no doors or windows, and if I want to go out I must break through the wall. What am I?

If I drink, I die. If i eat, I am fine. What am I?