(the study of natural animal behavior) with clinical medical practice to diagnose and treat behavioral disorders. Understanding behavior is critical for veterinarians to ensure safe handling, accurate diagnostics, and the preservation of the human-animal bond. Merck Veterinary Manual 1. Foundations of Veterinary Behavioral Medicine An animal's behavior is the product of its environment past experiences , particularly during the primary socialization period. MSD Veterinary Manual Normal vs. Abnormal