title: Now is the time.
authors.affiliation: Department of Biology, University of Pennsylvania, Philadelphia 19104, USA.
authors.forename: Daniel H
authors.initials: DH
authors.lastname: Janzen
mesh_terms: D001483:Base Sequence; D044822:Biodiversity; D002965:Classification / Q000379:methods*; D019295:Computational Biology / Q000379:methods*; D001330:Electronic Data Processing; D014644:Genetic Variation; D013045:Species Specificity