Avian Osteology

Tarsometatarsus
58 mm


Osprey 49-58 mm	Sharp-shinned Hawk 45-61 mm	Cooper's Hawk 56-72 mm	Gyrfalcon 56-67 mm	Peregrine Falcon 44-59 mm


Prairie Falcon 48-61 mm	Great Horned Owl 57-67 mm	Snowy Owl 47-59 mm


Spotted Owl 51-58 mm	Barred Owl 50-59 mm	Great Gray Owl 50-62 mm