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POPULATION DYNAMICS AND SOCIAL BEHAVIOR
Historical Aspects of Ecology
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abundance acre Africa agricultural air pollution algae animal populations aquatic areas bacteria basic become biological biotic community birds carbon century chemical Chemosynthesis cities commensalism complex consumers crowding cycles decomposition deer desert dioxide ecologic ecologist economic ecosystem energy environment environmental estuaries example factors feed Figure fish food chains grassland Green Revolution habitat herbivores house mouse human populations important increase India individuals insects interactions Lake land limited living organisms logistic logistic curve major mammals mice million modern monkeys mortality nations natural nest nitrogen numbers nutrients occur oxygen parasites patterns percent pesticides pests photosynthesis phytoplankton plankton plants and animals popu population density population growth predation problems production relationships represent rhesus rodents scientific snowshoe hare soil species square miles sulfur temperature territorial throughout tion tolerance levels toxic trophic level tropical types United urban vertebrate