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100 common birds of the Yucatan peninsula
1989
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The Itombwe mountains eastern Zaire : a feasibility assessment for establishing a new African mountain forest conservation project
1988
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Madagascar pochard Aythya innotata survey, Lac Alaotra, Madagascar : October - November 1989 : report
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Heron conservation
2000
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Aspects of the Tanzanian wild bird trade with special reference to Fischer's lovebird Agapornis fischeri
1992
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