beating wings Ruffed Grouse Cock Drumming Courtship Display on Log Beating Wings Ritual by Pronghorn Productions in Bird , Galliformes , Grouse , Ruffed HD (1280x720) – $79 Add to Cart Checkout Added to cart Ruffed Grouse Cock Drumming Courtship Display on Log Beating Wings Ritual $79 Ruffed Grouse Cock Breeding Drumming On Log Beating Wings Mating Ritual Morning by Pronghorn Productions in Bird , Galliformes , Grouse , Ruffed Full HD (1920x1080) – $79 HD (1280x720) – $69 Add to Cart Checkout Added to cart Ruffed Grouse Cock Breeding Drumming On Log Beating Wings Mating Ritual Morning $79