In the classical lore, the individual is primarily human except at the full moon when he morphs into a half-human, half-wolf mongrel. One might almost say that such a werewolf is only 1/4 wolf, thus possibly expressing traits with only 1/4 the power. If that is the case, the mongrel form (assuming the morphed werewolf wished to look his best while on his killing spree) would probably need a haircut.
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