Supplementary Material from O brother, where art thou? Investment in siblings for inclusive fitness benefits, not father absence, predicts earlier age at menarche Daniel Smith 10.6084/m9.figshare.5480866.v1 https://rs.figshare.com/articles/journal_contribution/Supplementary_Material_from_O_brother_where_art_thou_Investment_in_siblings_for_inclusive_fitness_benefits_not_father_absence_predicts_earlier_age_at_menarche/5480866 Additional tables of descriptive statistics and supplementary analysis to support the main manuscript 2017-10-09 09:59:42 inclusive fitness siblings father absence menarche life history ALSPAC