True colours.
Dalton
Rex
R
D000819:Animal Communication; D000818:Animals; D001522:Behavior, Animal / Q000502:physiology*; D005075:Biological Evolution; D001717:Birds / Q000502:physiology*; D003116:Color; D005247:Feeding Behavior; D005260:Female; D006801:Humans; D008297:Male; D012726:Sexual Behavior, Animal; D014466:Ultraviolet Rays; D014785:Vision, Ocular / Q000502:physiology* / Q000528:radiation effects