# Taylor's law

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Not to be confused with Taylor Law or Taylor rule.

**Taylor's power law** is an empirical law in ecology that relates the variance of the number of individuals of a species per unit area of habitat to the corresponding mean by a power law relationship.^{[1]} It is named after the ecologist who first proposed it in 1961, Lionel Roy Taylor (1924–2007).^{[2]} Taylor's original name for this relationship was the law of the mean.^{[1]} The name *Taylor's law* was coined by Southwood in 1966.^{[2]}