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First published online November 17, 2005
Journal of Experimental Biology 208, 4523-4527 (2005)
Published by The Company of Biologists 2005
doi: 10.1242/jeb.01932

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Flight behaviour during foraging of the social wasp Vespula vulgaris (Hymenoptera: Vespidae) and four mimetic hoverflies (Diptera: Syrphidae) Sericomyia silentis, Myathropa florea, Helophilus sp. and Syrphus sp.

Y. C. Golding¹, M. Edmunds² and A. R. Ennos^1,*

¹ Faculty of Life Sciences, University of Manchester, 3.614 Stopford Building, Oxford Road, Manchester M13 9PT, UK
² Department of Environmental Management, University of Central Lancashire, Preston PR1 2HE, UK

View larger version (12K): [in a new window]   Fig. 1. Typical flight trajectories of the five genera of insect. Flowers (circles) were placed 10 cm apart, and the position of each fly was recorded at 0.04 s intervals (dots) from video recordings.

View larger version (17K): [in a new window]   Fig. 2. Deviations (means ± S.E.M.) in the flight path (actual/straight-line distance) taken by insects between flowers placed 10 cm apart for the five genera of insect examined. The numbers of flights, f, analysed for each genera are also shown, along with the number of insects, N.

View larger version (18K): [in a new window]   Fig. 3. Flight speeds (means ± S.e.m.) between flowers placed 10 cm apart, of the five genera of insect examined. The numbers of flights, f, analysed for each genera are also shown, along with the number of insects, N.