In spring i look gay riddle

Question: In spring I look gay, Covered in a green array, The warmer it gets the more clothing I wear, As the cold grows, I throw away my clothes.

What am I?

Question: What do you call a sad bird?

Question: What kinds of balls do dragons play soccer with?

Question: What has a bed that you can't sleep in?

Question: How are doughnuts and golf alike?

Question: What cannot be seen or felt, but can only be broken by voice?