rough-legged hawk Directory References Images Discover When Was the Periodic Table Invented? Is Australia an Island? U.S. Death Toll During Major Events Why Is Ireland Two Countries? Who Was the Woman Behind the Statue of Liberty? 10 Famous Artworks by Leonardo da Vinci 6 Lost Civilizations Contents rough-legged hawk bird Ask the Chatbot a Question Ask the Chatbot a Question Also known as: Buteo lagopus Learn about this topic in these articles:species In hawkTwo notable rough-legged hawks are the ferruginous hawk (B. regalis)—the largest North American buzzard (up to 63 cm [25 inches] long)—and the rough-legged hawk (B. lagopus) of both the Old and New Worlds.Read More