Kokko, HannaBooksmythe, IsobelJennions, Michael2015-12-100169-5347http://hdl.handle.net/1885/65919Keywords: animal; evolution; female; genetic selection; letter; male; sexual development; Animals; Biological Evolution; Female; Male; Selection, Genetic; Sex CharacteristicsCausality and sex roles: prejudice against patterns? A reply to Ah-King201310.1016/j.tree.2012.08.0082016-02-24