Paper 53. D. K. Punyua, R. M. Newson. 1979. Diurnal activity behavior of Rhipicephalus appendiculatus in the field. Pages 441-445. In: J. G. Rodriguez (editor). Recent Advances in Acarology. Volume I of 2. Proceedings of the V International Congress of Acarology, August 6-12, 1978 at Michigan State University, East Lansing, Michigan, New York: Academic Press, 631 pages.

Keywords: daily activity of R. appendiculatus revealed a diurnal host seeking rhythm, cattle pick up and the direct observations of active ticks in an open site showed almost identical results with two distinct peaks, one in the morning and the other in the late afternoon, the tree-shaded site, however, resulted in one large peak in the late afternoon