How canine aggression is properly assessed, what welfare factors commonly underlie it, and why humane management is both effective and ethical.
Canine aggression is one of the most misunderstood welfare issues in companion animals. Dogs that bite or threaten are overwhelmingly communicating fear, pain, or learned defensive responses rather than innate dangerousness. Approaching aggression as a behavioural emergency to be suppressed or euthanised, rather than as a communication of underlying need to be understood, leads to poor welfare outcomes and missed opportunities for genuine resolution. Proper assessment by a qualified veterinary behaviourist — including a full medical workup to rule out pain — transforms many apparently hopeless cases into manageable situations. Humane management is also more effective, as punishment-based approaches reliably worsen fear-based aggression.