Answer:
Although I am still, in families I run. I continue to live on in a living one. As one continues to draw breath, I will not rust. However, when one stops drawing breath, I will become mere dust. What am I?
I am black and white and full of fuzz
Lovely and round I shine with pale light grown in the darkness a lady's delight.
What is it that after you take away the whole some still remains?
I invade your home once a yearโฆbut only if youโve been good.
Give it food and it will live, give it water and it will die.