Oestrus ovis is a larviparous protelean fly whose larvae parasitize the nasal cavities and adjoining sinuses of sheep and goats. It is primarily a widespread infestation of sheep and rarely occurs in goat. camel. deer. https://www.kingarte.com/product-category/food-servicecommercial-kitchen-equipmentfood-preparation-equipmentother-commercial-food-prep-industrialrestaurant-business/