Companion Animals

Companion Dog Inter-Dog Aggression Management

Understanding and managing inter-dog aggression in multi-dog households, with evidence on causes and effective interventions.

Key Facts

Inter-dog aggression in households is one of the most common referral reasons for veterinary behaviorists
Resource guarding and status-related conflict are common drivers of household aggression
Dogs that have experienced violence in training are more likely to show aggression
Separation management prevents injury while behavioral treatment addresses underlying causes
Some cases require permanent separation due to incompatible temperaments

Welfare Considerations

Inter-dog aggression in households causes chronic stress and injury risk for all dogs involved, including the aggressor. Early professional intervention prevents escalation and improves welfare for all animals in the household. Coercion-based training worsens outcomes.

What You Can Do

Seek veterinary behaviorist referral early if inter-dog aggression develops in your household
Use management strategies including baby gates to prevent conflict while seeking treatment
Never use punishment-based approaches that increase aggression risk and cause fear