Avian Osteology

Carpometacarpus
51 mm


Northern Harrier 50 - 64 mm	Peregrine Falcon 49 - 69 mm	Prairie Falcon 47 - 63 mm	Barn Owl 43 - 57 mm


Spotted Owl 47 - 54 mm	Barred Owl 46 - 57 mm	Short-eared Owl 46 - 55 mm