Male, 1cy, September. A bird in active post-juvenile moult. Note the contrast in the crown between the juvenile feathers (pale with greyish streaking) and post-juvenile feathers (black with fine grey fringes). [CV51973]
Male, 1cy, September. A bird in active post-juvenile moult. Note the contrast in the crown between the juvenile feathers (pale with greyish streaking) and post-juvenile feathers (black with fine grey fringes). [CV51973]