Macfadyen, A.
Animal ecology: aims and methods
Pitman, 1963
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Behavioural ecology : an evolutionary approach
edited by J.R. Krebs and N.B. Davies
Blackwell, 1995
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Starr, Cecie
Ecology and behavior
Brooks/Cole , 2001
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Evolutionary ecology
edited by Bernard Stonehouse and Christopher M. Perrins
University Park Press, 1979
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The ecology of animal movement
edited by Ian R. Swingland and Paul J. Greenwood
Clarendon Press, 1983
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