Snape's eyebrows climbed. "Indeed? That is worth knowing." He thought it over. "I have to wonder about how badly these bonds affect the werewolf's rationality. Do you know if the werewolf is compelled to spend time with the other party? Can I expect Smith to absent himself from Hogwarts without warning?"
I also wonder how easy it is for a werewolf to form these bonds. I should talk with Pucey. The last thing I need is for Lupin to start acting Alpha Male and wanting to piss all over Regulus to stake his claim.