Bruce barks and howls threateningly after the retreating pack, going so far as to chase them to the end of the alley before turning back toward Betty. His glowing green eyes still livid, but he's stopped baring his teeth as he uncertainly starts to walk toward her. He approaches and then backs off repeatedly, as if he's almost afraid of her, but he's worried about that back leg, and it continues to draw him in, even though he repeats the strange dance, approaching, and then stepping away uncertainly.