Ticks and Disease |
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Page 113
Recent work by Sutton and Arthur ( unpublished data ) shows that unfed I . ricinus
females are reddish or yellowish - brown in colour . When fully fed they become a
deep blue - grey or blue - grey tinged with brown , and partially engorged ticks ...
Recent work by Sutton and Arthur ( unpublished data ) shows that unfed I . ricinus
females are reddish or yellowish - brown in colour . When fully fed they become a
deep blue - grey or blue - grey tinged with brown , and partially engorged ticks ...
Page 232
Light - orientating mechanisms , even in eyeless ticks , are most rapid if the tick
encounters a horizontal beam of light head on , from which Lees deduced that all
parts of the integument of 1 . ricinus are not equally sensitive to light stimulation .
Light - orientating mechanisms , even in eyeless ticks , are most rapid if the tick
encounters a horizontal beam of light head on , from which Lees deduced that all
parts of the integument of 1 . ricinus are not equally sensitive to light stimulation .
Page 237
the sheep ' s wool for attachment by the ticks , and at 37°C it becomes highly
attractive . To determine how temperature and odour interact to produce optimum
conditions for the attachment of ticks , Lees carried out experiments using living ...
the sheep ' s wool for attachment by the ticks , and at 37°C it becomes highly
attractive . To determine how temperature and odour interact to produce optimum
conditions for the attachment of ticks , Lees carried out experiments using living ...
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Contents
INTRODUCTION | 1 |
CUTICLETHE KEY TO Tick ADAPTABILITY | 10 |
EXTERNAL FEATURES OF SOME ECONOMICALLY IMPORTANT SPECIES | 27 |
Copyright | |
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Common terms and phrases
activity adults Africa Amblyomma andersoni animals appear areas associated attached Babesia base basis become bite blood body broad capitulum cattle cells cheliceral closely colour complete coxa cuticle cytoplasm Dermacentor disease distribution dogs dorsal drop effects eggs engorged evidence external feeding female fever fluid frequently further glands grooves hairs hard host humidity hypostome increase infection inner Ixodes known larvae lateral layer Lees legs length less male margin moubata moulting muscles narrow natural nymphs observed occur organ outer pair parasites pass period plate posterior present produced range records region relative remain reported ricinus rickettsiae rounded salivary scutum seasonal secretion segment sheep short shown side similar skin slightly species spur stages suggested surface takes temperature ticks tissues transmission transmitted unfed vector ventral virus wall weight