Abstract Insect sensory systems are the subjects of different selective pressures that shape their morphology. In many species of the flesh fly subfamily Miltogramminae (Diptera: Sarcophagidae) that are kleptoparasitic on bees and wasps. females perch on objects close to the host nests and. once a returning host is detected. https://hollandscountryclothinges.shop/product-category/sharpening-stones/