I love him so much already

Yeah. He was little nervous in the pet store. It was loud. But he's a sweetie.

I thought snakes had no ears

They are still capable of hearing, I think through vibrations in their jaws?

I googled it, they can't hear as we do, but they are aware of sounds with low frequencies because of the vibrations

Ball pythons curl into knots like that. He was hiding his head and neck as a defensive thing. Coiling into a pile would mean he was sleeping or ready to strike. They're called Ball Pythons because when they ball up they can be rolled around like a ball.

Very! They're actually very soft. He just shed

Niiiiiice