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First published online June 11, 2007
Journal of Experimental Biology 210, 2121-2127 (2007)
Published by The Company of Biologists 2007
doi: 10.1242/jeb.003236

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Reproductive success in two species of desert fleas: density dependence and host effect

Irina S. Khokhlova¹, Anna Hovhanyan^1,2,3, Boris R. Krasnov^2,3,* and A. Allan Degen¹

¹ Desert Animal Adaptations and Husbandry, Wyler Department of Dryland Agriculture, Ben-Gurion University of the Negev, Sede Boqer Campus, 84490 Midreshet Ben-Gurion, Israel
² Mitrani Department of Desert Ecology, Jacob Blaustein Institutes for Desert Research, Ben-Gurion University of the Negev, Sede Boqer Campus, 84490 Midreshet Ben-Gurion, Israel
³ Ramon Science Center, PO Box 194, 80600 Mizpe Ramon, Israel

View larger version (11K): [in this window] [in a new window]   Fig. 1. Number (mean ± s.e.m.) of blood meals taken by X. conformis and X. ramesis prior to first oviposition when feeding on G. dasyurus and M. crassus, in relation to flea density.

View larger version (12K): [in this window] [in a new window]   Fig. 2. Number (mean ± s.e.m.) of eggs produced per female X. conformis and X. ramesis during 7 days of oviposition when feeding on G. dasyurus and M. crassus, in relation to flea density.