[he bites at the ring—but alas, his teeth are still the same blunt herbivore's teeth he's always had, despite his new otherwise-canine head. He can't get a good grip on the ring.]
[he finally gets his teeth behind it, and yanks it off his finger. There's another flash of light, accompanied by a small yelp...]
[and when the light fades, he's lying in her arms as good as new, but with a shocked expression on his face and his hands at his throat.]