In the wild, showing signs of pain or illness makes an animal a target for predators. Consequently, most species have evolved to hide their suffering. A cat suffering from severe osteoarthritis may not limp; instead, it might simply stop jumping onto its favorite window sill or become uncharacteristically aggressive when touched.

The field of veterinary behavior is expanding rapidly, driven by comparative medicine and advanced technologies. Genomic research is beginning to identify specific genetic markers linked to behavioral traits and anxieties in specific breeds, paving the way for targeted preventative counseling.

The intersection of animal behavior and veterinary science is a rapidly evolving field, and there are many exciting developments on the horizon. Some key areas of research and development include:

Subtle shifts—such as a cat hiding more frequently or a dog becoming suddenly reactive when touched—are often the primary indicators of chronic conditions like osteoarthritis or dental disease.

Integrating Ethology into Clinical Practice and Animal Welfare Date: October 2023

The formal integration of behavior into veterinary science is relatively recent. Historically, problematic animal behavior was viewed as a training issue rather than a medical concern. If a dog showed aggression or a cat stopped using its litter box, owners turned to trainers or, unfortunately, surrendered the animal.

Veterinary behaviorists prescribe specific environmental "upgrades"—like climbing vertical space for cats or foraging toys for pigs—to prevent stereotypic behaviors (repetitive, purposeless actions) caused by boredom or frustration.

The field continues to evolve with advancements in technology, genetics, and pharmacology.