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Unformatted text preview: SCREWWORM Parasitic fly Enter open wounds and feed on living tissue o Need a living host in order to complete their development Can be zoonotic Survives in tropical and semitropical temperatures Female can lay up to 400 eggs o Hatch in as little as 12 hours Can travel up to 180 miles wind If wounds are not treated: animal will die within 714 days In newborn calves 4050% mortality Treatment: No vaccine Injections of Ivermectin and Organophosphate ...
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- Spring '08