Alan Murphy / Red-shouldered Hawk (Buteo lineatus) flying, Texas

Alan Murphy / Red-shouldered Hawk (Buteo lineatus) calling while flying, Texas

George Sanker / Red-shouldered Hawk (Buteo lineatus) in flight Myakka River State Park, Florida, USA, March.

George Sanker / Red-shouldered Hawk (Buteo lineatus) perched on post, Myakka River State Park, Florida, USA, March.

Alan Murphy / Red-shouldered Hawk (Buteo lineatus), Texas

Christine Jung / Red-shouldered Hawk (Buteo lineatus), Florida

Jan Wegener / Red-shouldered Hawk (Buteo lineatus), Florida

George Sanker / Red-shouldered hawk (Buteo lineatus) perched portrait, National Audubon Corkscrew Swamp Sanctuary, Florida, USA, April

Tom Vezo / Red-shouldered Hawk (Buteo lineatus), Florida

Donald M. Jones / Red-shouldered Hawk (Buteo lineatus) sitting in tree, central Florida

Adrian Davies / Red-shouldered hawk (Buteo lineatus), perched in a tree, Ding Darling Nature Reserve, Sanibel Island, Florida, USA.

Sebastian Kennerknecht / Red-shouldered Hawk (Buteo lineatus) on branch in winter, Tule Lake National Wildlife Refuge, California