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Journal of Undergraduate Research

Keywords

predator-free environments, phenotypic life-history, growth divergence, non-livebearing fish, Zenarchopterus dispar

College

Life Sciences

Department

Biology

Abstract

Different selective environments could often predict life-history strategies (sensu Endler 1986). Resource levels of the environments strongly affect fitness and evolutionary stable strategies of species (Patrick and Pierre 1993). Similarly, predators also have a major effect on the life history of fish populations. The fish population from the predator’s area attained maturity at a smaller size, produced more, and smaller offspring relative to populations from predator-free environments (Johnson and Belk 2001).

Included in

Biology Commons

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