First published online August 9, 2007
Journal of Experimental Biology 210, 2939-2947 (2007)
Published by The Company of Biologists 2007
doi: 10.1242/jeb.005033
Nature beats nurture: a case study of the physiological fitness of free-living and laboratory-reared male Anopheles gambiae s.l.
B. J. Huho1,2,*,
K. R. Ng'habi1,2,
G. F. Killeen1,3,
G. Nkwengulila2,
B. G. J. Knols4 and
H. M. Ferguson1,4,5
1 Public Health Entomology Unit, Ifakara Health Research and Development
Centre, PO Box 53, Off Mlabani Passage Ifakara, Tanzania
2 Department of Zoology and Marine Biology, University of Dar es Salaam, PO
Box 35064, Dar es Salaam, Tanzania
3 School of Biological and Biomedical Sciences, Durham University, Durham
DH1 3LE, UK
4 Laboratory of Entomology, Wageningen University and Research Centre, PO
Box 8031 6700 EH Wageningen, The Netherlands
5 Division of Infection and Immunity, and Division of Environmental and
Evolutionary Biology, University of Glasgow, Glasgow G12 8TA, UK

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Fig. 1. Frequency distribution of masses of three key energy reserves detected in
field-collected (A,C,E; grey bars) and laboratory-reared (B,D,F; white bars)
male An. gambiae s.s.
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Fig. 2. Relationship between body size and three key energetic reserves in
laboratory-reared (A,C,E; open circles) and free-living (B,D,F; black circles)
male An. gambiae s.s.
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Fig. 3. Relationship between body size and three key energetic reserves in
free-living male An. arabiensis (A-C; open circles) and An.
gambiae s.s. (D-F; black circles).
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© The Company of Biologists Ltd 2007