...Emily Crooks; Sarah E. Randolph SUMMARY Spontaneous walking by Ixodes ricinus nymphs in the horizontal plane was investigated within choice arenas to test whether these ticks move preferentially up a humidity gradient, and whether they are attracted towards host odour, specifically volatile...

...Jean-Luc Perret; Patrick M. Guerin; Peter A. Diehl; Michéle Vlimant; Lise Gern SUMMARY The behaviour of Ixodes ricinus nymphs was recorded in 10-day experiments using computer-assisted video-tracking, in the absence of any host stimuli. These ticks switch spontaneously from questing...

...T. Kröber; P. M. Guerin ABSTRACT Larvae of the cattle tick Boophilus microplus and all life stages of the European sheep tick Ixodes ricinus avoid walking on a wet membrane surface surrounding a dry patch. Of 170 reactions made at a border with liquid water by 22 B. microplus larvae, 40 % consisted...