Answer:
What bear has no ear?
He is known to commit a friendly home invasion one night a year, never taking but always leaving stuff behind
What divides by uniting and by dividing?
It looks like it's grizzly but it's actually soft and cuddly. It may be big or small, all stuffed up and ready to be snuggle.
4 rubber ducks were floating in the bathtub, 2 floated away and 2 drowned. How many ducks are still alive?
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.