


It was believed as these hairsĪdult worms mate in water and females lay long gelatinous strings of Worms because they resemble the hairs of horses’ manes or tails and are In water, these worms wiggle slowly, oftenĬontorting their bodies into intricate knots. This occurs in water, so they are oftenįound in puddles, ponds, livestock watering troughs, swimming pools orĪny container with water. Horsehair worms develop as parasites in the bodies of grasshoppers,Ĭrickets, cockroaches and some beetles. They are parasites of some insects, but do not harm mammals. Phenomenon don’t fret, almost always, these are horsehair or Gordian Inches in length and are usually tan to dark brown in color.

Have collected from their swimming pools. Check the label of any pesticide referenced to ensure your use isĭuring the late spring and summer, we receive samples of worms people Horsehair worms may be found inside homes in toilets causing people to be concerned that it is a human parasite.Editor’s note: This article is from the archives of the MSU Crop Advisory TeamĪlerts.They are especially noticeable after a rainfall.Horsehair worms are often seen in puddles and other pools of fresh water, swimming pools, water tanks and on plants.When the horsehair worm is mature and near water or damp soil, it emerges from its host.When they infect their host, horsehair worms store up fats and food reserves.It is not clear how immature horsehair worms infect hosts.They can attack a wide variety of insects and related animals: grasshoppers, crickets, cockroaches, beetles, and katydids, as well as dragonflies, caddisflies, millipedes, centipedes, spiders, crustaceans, leeches, snails, slugs and other invertebrates.Once they hatch, immature horsehair worms try to infect a host.Eggs are laid in a long, gelatinous string in fresh water.It is common to see a number of worms to be intertwined, forming a loose ball during mating.Males coil around females in pools of fresh water or damp soil.Horsehair worms mate during spring, early summer or fall.
