Humerus

Dog

radial and olecranon fossae communicate through supratrochlear foramen, greater tubercle is divided into cranial and caudal parts

Cattle

Massive lateral tuberosity overhangs bicipital groove; intertubercular groove is divided by a low sagittal ridge; greater tubercle is divided into cranial and caudal parts

Horse

Intermediate tubercle is present in the bicipital groove; greater tubercle is divided into cranial and caudal parts

Pig

Lateral tuberosity almost converts bicipital groove into foramen; single intertubercular groove; greater tubercle is divided into cranial and caudal parts

Cat

undivided greater tubercle; supracondylar foramen is present. Has a coronoid fossa

Bird

Stout and flat at both ends; pneumatized, has pectoral crest