title: Competitors who choose to be red have higher testosterone levels.
authors.affiliation: 1Department of Psychology, University of Sunderland.
authors.forename: Daniel
authors.initials: D
authors.lastname: Farrelly
authors.forename: Rebecca
authors.initials: R
authors.lastname: Slater
authors.forename: Hannah R
authors.initials: HR
authors.lastname: Elliott
authors.forename: Hannah R
authors.initials: HR
authors.lastname: Walden
authors.forename: Mark A
authors.initials: MA
authors.lastname: Wetherell
mesh_terms: D002755:Choice Behavior / Q000502:physiology*; D003116:Color; D003118:Color Perception; D003163:Competitive Behavior / Q000502:physiology*; D006801:Humans; D008297:Male; D012463:Saliva / Q000737:chemistry; D013739:Testosterone / Q000378:metabolism*
chemical_list: D013739:Testosterone