Sicilian Vespers

Also called  equine plague  or  perdesiekte  viral disease of Equidae (horses, mules, donkeys, and zebras) caused by an orbivirus called AHSV (family Reoviridae) that is transmitted by arthropods, notably biting midges (Culicoides imicola). The disease, which is not usually fatal to indigenous zebra herds, is often fatal in horses. Dogs have also been fatally infected after eating virally contaminated horse