Analysis of information sources in references of the Wikipedia article "Werewolf" in English language version.
"A wolf – and yet not a wolf!" ... "No use trying for him without the sacred bullet," a third remarked
'We Szekelys have a right to be proud, for in our veins flows the blood of many brave races who fought as the lion fights, for lordship. Here, in the whirlpool of European races, the Ugric tribe bore down from Iceland the fighting spirit which Thor and Wodin gave them, which their Berserkers displayed to such fell intent on the seaboards of Europe, aye, and of Asia and Africa too, till the peoples thought that the werewolves themselves had come.
His power ceases, as does that all of all evil things, at the coming of the day. Only at certain times can he have limited freedom. If he be not at the place whither he is bound, he can only change himself at noon or exact sunrise or sunset.
