Species diversity is a measure of the variety of animal or plant groups within a specified ecological community. The term refers both to the species richness, or number of species, in a community and to how those species compare with each other in terms of attributes such as species abundance, physical size, taxonomic membership, and trophic level, which is the species’ position on the ecological food chain. Species diversity is one facet of biological diversity, or biodiversity for short,... więcej

Salem Press Encyclopedia, 2020. 1p.