What am I?

I have a head, tail, but no arms and legs. What am I?

related riddles

When you have me, you feel like sharing me. But, if you do share me, you don't have me. What am I?

I push, but do not shove. I float, but don’t normally sink. I have sisters, but no brothers. What am I?

I go around and in the house, but never touches the house. What am I?