It has a grayish head and neck and a brown back.
All forms have a brown back with black spotting on the nape.
Females and juveniles have a dark brown back with three wide white stripes which run down head to tail.
It has a silver, curved underside and a dark brown back.
It has a brown back and an orange belly.
The wide expanse of his powerful brown back lay before her.
She laughed at things he said, and turned her brown back in the sun.
The adult has a plain brown back and pale underparts.
It has an olive brown back and an orange-red belly.
The female has a brown back and a relatively short pointed tail.