Of Predators, Prey, and Power Laws

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Science  22 Mar 2002:
Vol. 295, Issue 5563, pp. 2229-2230
DOI: 10.1126/science.1070587

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Power laws are used by biologists to express how physiological, ecological, and life-history attributes relate to body size in animals (scaling or allometric relationships). In his Perspective, Marquet discusses new data (Carbone and Gittleman) that explain the anomalous nature of the power law for carnivore population density and body size.