What do ভ্যাম্পায়ার do at night, besides studying, পাঠ করা and playing the piano?

hunt

At night vampiers watch people sleep

haha, read breaking dawn!... and midnight sun. ^.^

Edward says in one of the বই how, even though he is much younger than Carlisle, he has almost as much knowledge. He spent his nights studying before he met Bella, while the other ভ্যাম্পায়ার umm.. got intimate ;)