We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleEvaluation of the Rate of Evolution in Natural Populations of Guppies (Poecilia reticulata)AuthorsReznick DN; Shaw FH; Rodd FH; Shaw RGPublicationScience (New York, N.Y.), 1997, Vol 275, Issue 5308, p1934ISSN1095-9203Publication typearticleDOI10.1126/science.275.5308.1934