"iridescent" . "light reflectors" . "created structurally" . "Structural coloration" . "Structurally coloured" . "Structural_coloration#Morphotex" . "blue morph" . "structural" . "structural color" . . "light interference pigment" . "light diffraction" . . "Structural colours" . . "Structural colors" . "microscopic structures" . . "Structural color" . "Structural coloration" . "structurally coloured" . "structurally colored" . "structural colours" . "thin films producing iridescence" . . . "structurally" . . "structural colouration" . . "structural colour" . "structural colors" . . "structural coloration" . "peacock's tail" .