While females are typically dull brown or grey with streaked underbodies, males are predominantly dark-grey with white throats and (in most cases) a black mask that covers most of their head and some of their neck.
While females are typically dull brown or grey with streaked underbodies, males have white coloured throats and are predominantly a dark-grey colour. Many male Rufous Whistlers have a black face mask that covers most of their head and some of their neck.