What Am I Riddles

Question: Surrounded by green, surrounding white.
Inside is red, holding many black babies.

What is it?

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: Skinny I am fast,
fat I am slow,
but I'll still delight you from your eyes to your nose.

What am I?

Question: I'll bring out your bulls,
and slow your roll.
I may even come out of your skull.

What am I?

Question: A container that takes no keys,
but a golden delight lies within me.

What am I?