![]() Giant Silkworm Caterpillars (Family Saturniidae) Urticating hair tip of a saddleback caterpillar showing the pore near the tip from which the toxin is secreted and the weakened ring where the tip breaks off the spine. Reactions can range from a mild itching to the more severe pain, swelling, blistering, dermatitis, and even intestinal disturbances.įigure 1. When these hairs are touched they pierce the skin releasing poison. ![]() Stinging caterpillars possess hollow quill-like hairs, connected to poison sacs, which are used as defensive weapons. There are other less common stinging caterpillars and others common ones which may cause less severe reactions which are not listed here. This factsheet describes some of the more commonly encountered stinging caterpillars in Kentucky which cause serious reactions. We are fortunate that only the caterpillar stage of these species sting, the adults do not have stinging hairs. But we have several few stinging caterpillars of various shapes, sizes and colors. With most species, these are for show and are quite harmless. ![]() Recognizing the few stinging caterpillar species in Kentucky may prevent irritating encounters.Ĭaterpillars are immature stages of moths and butterflies that often have spines and barbed hooks. Only a few people realize, usually from first- hand experience, that handling some caterpillars can produce some painful results. Most people know that bees, wasps, hornets and some ants can sting to defend themselves or their nests. ![]() ![]() University of Kentucky College of Agriculture There is one thing that they are sure of: Woolly Bear could never be as dramatic and beautiful as them! But could one little caterpillar be about to undergo a truly terrific transformation?īrilliantly written and stunningly illustrated this engaging picture book comes complete with a non-fiction mini book about caterpillars and moths written by a nature specialist.ENTFACT-003: Stinging Caterpillars | Download PDF | En Español by Ric Bessin, Extension Entomologist Bonny and bright, stunning and smart, but not kind, the other caterpillars laugh at the small, plain Woolly Bear. From Julia Donaldson, bestselling author of The Gruffalo, and award-winning illustrator Yuval Zommer, comes a charming minibeast Cinderella story.Ĭrawling through the garden, the little Woolly Bear Caterpillar wonders what kind of moth she will become. ![]()
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