Male, colour white - liver (collar black) Male, colour white - liver (collar blue) Male, colour white - liver (collar green) Male, colour white - liver (collar brown) Male, colour white - liver (collar gray) Female, colour white - liver (collar purple) Female, colour white - liver (collar orange) Female, colour white - liver (collar pink) Female, colour white - liver (collar yellow) Female, colour white - liver (collar red)