It has a long neck, A name of a bird, Feeds on cargo of ships, It's not alive,

What is it?

I look at you, you look at me, I raise my right, you raise your left. What am I?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

What is always in front of you but can’t be seen?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

It is always ahead of me yet I can never see it. What is it?

If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?

Living above a star, I do not burn
Eleven friends and they do not turn
I can just be visited in a sequence, not once or repeatedly
PQRS are my initials
Can you tell my name accurately?

Two fathers and two sons went fishing one day. They were there the whole day and only caught 3 fish. One father said, that is enough for all of us, we will have one each. How can this be possible?

There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?