Technical Comments

Response to Comment on “On the Regulation of Populations of Mammals, Birds, Fish, and Insects”

Science  07 Jul 2006:
Vol. 313, Issue 5783, pp. 45b
DOI: 10.1126/science.1124493

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Our conclusions are unaffected by removal of the time series identified by Peacock and Garshelis as harvest data. The relationship between a population's growth rate and its size is generally concave in mammals, irrespective of their body sizes. However, our data set includes quality data for only five mammals larger than 20 kilograms, so strong conclusions cannot be made about these animals.

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