No biting then. Biting hurt, biting bad, biting better served as something for Bellatrix to deal with. Bellatrix was good with teeth and claws, Bellatrix was good with skin like scales and sweet venom. Bellatrix was good with all the little things that frightened Hermione, even when Bellatrix seemed to fade within herself. Even when Bellatrix held her close as meat and gristle forced its way back up her throat.