One of these creatures marries Guillaume’s (“ghee-OHM’s”) sister in a work whose English translation is credited with the first use of singular “they.” A group of these creatures descended from Laignech Fáelad (“LY-nuck FEE-luh”) were thought to be ancestors of the Kings of Ossory. Melion is tricked by his wife into turning into one of these creatures in a Breton lai that inspired Marie de France’s Bisclavret. In traditional folklore, these creatures can be identified through a distinctive unibrow. Because he served Zeus the flesh of his son Nyctimus, a king of Arcadia was turned into one of these creatures. The killing of the Beast of Gévaudan (“ZHAY-voh-don”) inspired the belief that these creatures are particularly vulnerable to silver bullets. For 10 points, name these half-human creatures who transform into a certain animal under the full moon. ■END■
ANSWER: werewolves [or werewolf or lycanthropes; accept werewolves of Ossory or William and the Werewolf]
<Mythology>
= Average correct buzz position