Arthur Cleveland Bent, Life Histories of North American Shore Birds…
“ During the "tail display" the male struts round the hen with the tail fully expanded like a fan, but depressed to about an angle of 60° to 70° with the horizontal and tilts it from side to side so that the black and white surface is presented to the female. The "scrape ceremony" is chiefly confined to the male who runs to a depression and crouches down in it with [Pg 306] slightly open wings, tail coverts puffed out and compressed tail pointing upwards, while he presses his breast against the ground as if smoothing off a scrape. ”
