Comprehensive DescriptionRead full entry
Sexes apwhitiparently similar. Upperparts dark brow, to balckish with brown greyish-white vermiculations, broad pale buff eyebrows and whitish to buff hindneck-collar, underparts pale greyish to whitish-buff with borad spots and bars. A juvenilie specimen has only a vague indication of the pale half-collar on hindneck. Races differ in both coloration and size.