1, color: black ruffed chicken's feathers are black or dark brown, while white ruffed chicken's feathers are white with black spots or mottled.

2. Nutritional value: Black ruffed grouse and white ruffed grouse are both rich in proteins and unsaturated fatty acids, but there are differences in the specific content.

3, the formation process: black ruffed chicken and white ruffed chicken formation process is also different. White ruffed grouse is hen in the hatching eggs, by the outside world interference, resulting in genetic mutation, thus forming a white ruffed grouse. The black ruffed grouse, on the other hand, is due to an accident that occurred when the egg was fertilized during incubation, resulting in a genetic mutation that led to the formation of the black ruffed grouse.