单词 | sheep nostril fly |
释义 | > as lemmassheep nostril fly nostril fly n. any of various parasitic flies that lay their eggs in the nostrils of mammals; esp. (more fully sheep nostril fly) Oestrus ovis (family Oestridae), which infests sheep and goats (also called sheep botfly). ΚΠ 1884 E. A. Ormerod Some Observ. Œstridae 8 The Sheep Nostril-Fly, Œstrus (Cephalemyia) ovis, is amongst our regular sheep pests. 1931 K. M. Smith Textbk. Agric. Entomol. iii. 17 The sheep nostril fly, Cephalomyia ovis, and the cattle fly, Hippobosca equina, also seem only to fly and reproduce in bright sunlight. 1997 World Animal Rev. 88 56 Respiratory diseases.., sheep nostril fly, malnutrition and enterotoxemia affect these livestock with a particular intensity. < as lemmas |
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