Macfadyen, A.
Animal ecology: aims and methods
Pitman, 1963
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Kendeigh, S. Charles
Ecology with special preference to animals and man / S. Charles Kendeigh
Prentice-Hall, 1975
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Pandey, B.N.
Ecology and animal behaviour; Vol. 4
Tata McGraw-Hill, 2012
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Krebs, J.R.
An introduction to behavioural ecology
Blackwell Scientific , 1988
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Krebs, J.R.
An introduction to behavioural ecology
Blackwell Science, 1993
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