Good Riddles

Question: What is green, fuzzy, has four legs and if it fell out of a tree could kill you?

Question: If Washington went to Washington,and Washington washed the clothes how many w's are there in all?

Question: It makes everyone blind. You can't see it and it will always come back for you.

Question: A man was looking at a picture. While staring at the picture he said, brothers and sisters I have none but this man's father is my father's son. Who is in the picture?

Question: In Tennis I'm zero, To Many I'm A Hero. What Am I?