![]() There are still rnany people who firmly believe that if the hair from a horse's mane or tail is lelt for some weeks in nmuing water, the individual liairs will aésnine vitality and become "horse-hair enakes. Development into the adult form takes weeks or months, and the larva moults several times as it grows in size.There is a well-known popular belief, which still largely survives in spite oi the eiTorts of naturalista to assure the public of its fallacy, that the gonlius, or "horse-hair snake," is actually live horse-hair. ![]() Once inside the host, the larvae live inside the haemocoel and absorb nutrients directly through their skin. The larvae have rings of cuticular hooks and terminal stylets that are believed to be used to enter the hosts. Adults have cylindrical gonads, opening into the cloaca. ![]() Reproductively, they are dioecious, with the internal fertilization of eggs that are then laid in gelatinous strings. This horsehair worm parasite is prominent in Japan, Nepal and Taiwan and New Zealand. Because nematomorphs are sometimes found after they have emerged from their host, definitive information on hosts is unknown in some species. The definitive host range of horsehair worms is limited to one or few species.
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