Вот что-то пока я этого не увидел, но если верить этой фразе: "Because of this, and the fact that Medusa's Mystic Eyes would petrified anybody who she would gaze at, Stheno and Euryale were prone to teasing and bullying her. Despite this, they bore no malice, and actually cared for her deeply." То заботятся, правда там не сказано, как)