He would have laughed if he could breath. Sure, she was bashing his face in, but he could also breath better with only one arm around his neck. He began replenishing his air supply even as he felt his nose crunch, obviously broken. And though he was only providing mild discomfort to her, every little bit counted.
Then he got a break. Something she should have counted on, but made the mistake anyway. Not only did she make contact with his fangs, but it put her blood in his mouth. And she tasted good. But more then that her grip loosened, and that was his chance.
He took a gulp of air, just in case she got her grip back, and then withdrew his claws from the ground. Then he planted his hands and feet on the ground before pushing with all the might he could muster. It wasn't the most tremendous of bounds, but it was some airtime. And she had over 250 pounds of muscle about to come hurtling back down on her.