 The forehead and crown of the male are bluish @-@ grey and each feather has a central brownish @-@ black band . The <unk> and under @-@ eye regions are black and there are faint , pale streaks above the eyes . The ear coverts , nape , hind neck and rump are bluish @-@ grey , usually with a white streak near the shaft of each rump feather . The <unk> and mantle feathers are dark chestnut @-@ brown with dark central streaks and pale tips . There are fourteen tail feathers each with a pointed tip , the outer two slightly shorter than the others giving a rounded tail . They are brownish @-@ black , with inconspicuous darker bars visible in some lights . The outer edge of each tail feather is fringed with grey near the base and the outer pair of feathers have a narrow white border on the inner edge . The chin , throat and upper breast are creamy @-@ buff with bold streaks and speckles of brownish @-@ black . The lower breast is creamy @-@ white with a diminishing buff tinge and fewer speckles and the belly is similarly creamy @-@ white , with the speckles restricted to the uppermost parts . The primaries are brownish @-@ black with the leading edge fringed grey and the inner edge of the outer feathers grey near the base whereas the inner feathers are fringed with brown near the base . The <unk> are similar but fringed with chestnut @-@ brown on the leading edge . The upper wing @-@ coverts are brownish @-@ black and similar to the outer primaries in their margin colouration . The <unk> and under wing @-@ coverts are white and the under tail @-@ coverts have dark greyish @-@ brown bases and margins and white centres and tips . The beak is strong , with a slight curve and a notch near the tip . It is orange @-@ yellow in winter , with the upper mandible somewhat brownish and both mandible tips brownish @-@ black . In the summer both <unk> of the male 's beak are yellow . The irises are dark brown and the legs and feet are brown . The average adult length is 25 cm ( 9 @.@ 8 in ) , the <unk> is 14 @.@ 5 cm ( 5 @.@ 7 in ) and the <unk> length 3 @.@ 5 cm ( 1 @.@ 4 in ) . 
