Avian Osteology

Tibiotarsus
97 mm


Northern Harrier 90-109 mm	Northern Goshawk 96-114 mm	Swainson's Hawk 92-110 mm	Rough-legged Hawk 91-111 mm	Gyrfalcon 96-110 mm


Peregrine Falcon 74-98 mm	Prairie Falcon 76-100 mm	Barn Owl 90-116 mm	Spotted Owl 92-101 mm	Barred Owl 95-111 mm