chromatophore climax cline character gradient
co-adaptation protective colouration commensalism bottom-living community
benthic community climax community marine community herbaceous community
grassland community terrestrial community competition for food competition for light
feeding behaviour escape behaviour incubation behaviour breeding behaviour
nest-building behaviour courtship behaviour courtship conflict behaviour
pharmaceutical compound primary consumer secondary consumer tertiary consumer
convergence metalimnion thermocline discontinuity layer
large clearing water course breeding ground natural vegetation
natural cover vegetation cover vegetation mantle plant cover
ecological crisis flood control flood water level cryophile
cryptophyte climatic cycle water cycle hydrological cycle
meteorological cycle cyclomorphosis cytogenetics decalcification
bird decimation bacterial decomposition bacterial decay biological breakdown
decomposition process breakdown process defoliant ecological damage
density dependent displacement activity genetic drift gene drift
desiccation damage detergent biodegradable detergent non biodegradable detergent
hard detergent phosphate-based detergent non-biodegradable synthetic detergent detergent foam
scavenger detritus-feeding animal diapause diatoms
bacillariophyceae differentiation dinoflagellates seed dispersal
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