woman has been reported who during episodes of acute psychosis complained of becoming four different species of animals. Folk beliefs Characteristics The beliefs classed together under lycanthropy are far from uniform, and the term is somewhat capriciously applied. The transformation may be temporary or permanent; the were-animal may be the man himself metamorphosed; may be his double whose activity leaves the real man to all appearance unchanged; may be his soul, which goes forth seeking whomever it may devour, leaving its body in a state of trance; or it may be no more than the messenger of the human being, a real animal or a familiar spirit, whose intimate connection with its owner is shown by the fact that any injury to it is believed, by a phenomenon known as repercussion, to cause a corresponding injury to the human being. Werewolves were said in European folklore to bear tell-tale physical traits even in their human form. These included the meeting of both eyebrows at the bridge of the nose, curved fingernails, low-set ears and a swinging stride. One method of identifying a werewolf in its human form was to cut the flesh of the accused, under the pretense that fur would be seen within the wound. A Russian superstition recalls a werewolf can be recognized by bristles under the tongue. The appearance of a werewolf in its animal form varies from culture to culture, though it is most commonly portrayed as being indistinguishable from ordinary wolves save for the fact that it has no tail (a trait thought characteristic of witches in animal form), is often larger, and retains human eyes and a voice. According to some Swedish accounts, the werewolf could be distinguished from a regular wolf by the fact that it would run on three legs, stretching the fourth one backwards to look like a tail. After returning to their human forms, werewolves are usually documented as becoming weak, debilitated and undergoing painful nervous depression. One universally reviled trait in medieval Europe was the werewolf's habit of devouring recently buried corpses, a trait that is documented extensively, particularly in the Annales Medico-psychologiques in the 19th century. Becoming a werewolf Various methods for becoming a werewolf have been reported, one of the simplest being the removal of clothing and putting on a belt made of wolfskin, probably as a substitute for the assumption of an entire animal skin (which