单词 | blue tick |
释义 | blue tickn.1 Any of several cattle ticks of the genus Rhipicephalus and subgenus Boophilus (family Ixodidae); spec. R. decoloratus, which is found mainly in sub-Saharan Africa and transmits babesiosis (redwater), anaplasmosis, and other parasitic diseases in wild and domesticated mammals. ΘΚΠ the world > animals > invertebrates > phylum Arthropoda > class Arachnida > [noun] > order Acari or family Acaridae > member of (tick) > miscellaneous or unspecified types > member of genus Boöphilus blue tick1832 cattle-tick1869 1832 Jrnl. Asiatic Soc. Bengal 1 166 Like a dog also they [sc. pangolins] are infested by the large blue tick. 1868 10th Rep. Indiana State Board Agric. 398 Others assert that the disease is caused by a certain blue tick, which is a native of Texas, peculiar to that country. 1889 S. D. Bairstow in E. A. Ormerod Notes & Descr. Injurious Farm & Fruit Insects S. Afr. 105 The common huge Blue Tick, though sometimes occurring almost gregariously in thousands upon one beast, gorges to so filthy a repletion that it falls off upon the ground. 1918 S. H. Skaife Animal Life 180 The blue tick..is one of the commonest of our ticks. It is also of great importance, as it spreads redwater fever and gallsickness among cattle. 1989 J. du P. Bothma Game Ranch Managem. 196 In the case of one-host ticks, such as the blue tick, the larva moults on the host into a nymph, re-attaches onto the same host and engorges. 2005 Jrnl. Southern Afr Stud. 31 515 Lounsbury meanwhile proved that the brown tick (Rhipicephalus appendiculatus) was the primary vector [of East Coast fever], not the blue tick. This is a new entry (OED Third Edition, March 2013; most recently modified version published online December 2021). < n.11832 |
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