title: Asexual evolution: can species exist without sex?
abstract: Most explanations for the existence of species involve a role for sex. A new study of a group of asexual rotifers supports the idea that selection for a common ecological niche can produce a pattern that mimics sexual species, even in the absence of sex.
authors.affiliation: Section of Integrative Biology and Center for Computational Biology and Bioinformatics, University of Texas, Austin, TX 78712, USA. dhillis@mail.utexas.edu
authors.forename: David M
authors.initials: DM
authors.lastname: Hillis
mesh_terms: D000818:Animals; D017753:Ecosystem; D049810:Genetic Speciation; D012100:Reproduction, Asexual; D012403:Rotifera; D012641:Selection, Genetic