What Am I Riddles

Question: What is brown or silver, has a head and tail but no arms or legs?

Question: Everyday I stalk you all day long,
With every move you make, I never make one wrong.
I vanish twice a day with the sun's height and fall,
I will follow you anywhere,
even the bathroom stall.

What am I?

Question: I can be sun,
I can be sand,
and I can be bird.

What am i?

Question: A father goes to prison and the mother will have to sell her hotel, but their young daughter is happy.

How can these parents tolerate such ingratitude and what put them in this situation?

Question: What has a single eye but cannot see?