Rough-legged Hawk Karl E. Mundt National Wildlife Refuge South Dakota photo 11 months 0 Rough-legged Hawk nest photo 11 months 0 Rough-legged Hawk Karl E. Mundt National Wildlife Refuge South Dakota photo 11 months 0 Rough-legged Hawk Karl E. Mundt National Wildlife Refuge South Dakota photo 11 months 0 Rough-legged Hawk Karl E. Mundt National Wildlife Refuge South Dakota photo 11 months 0 Rough-legged Hawk Karl E. Mundt National Wildlife Refuge South Dakota photo 11 months 0