title: Latitude, digit ratios, and Allen's and Bergmann's rules: a comment on Loehlin, McFadden, Medland, and Martin (2006).
authors.forename: Peter L
authors.initials: PL
authors.lastname: Hurd
authors.forename: Sari M
authors.initials: SM
authors.lastname: van Anders
mesh_terms: D005260:Female; D005385:Fingers / Q000033:anatomy & histology*; D020010:Heterosexuality / Q000208:ethnology*; D018452:Homosexuality, Female / Q000208:ethnology*; D018451:Homosexuality, Male / Q000208:ethnology*; D006801:Humans; D008297:Male; D009929:Organ Size; D012727:Sex Characteristics; D013739:Testosterone / Q000502:physiology
chemical_list: D013739:Testosterone