I think that's a mistake in terminology. The dog is not suffering, others are suffering. Normally when I hear reports of dogs being killed due to aggression, th

I think that's a mistake in terminology. The dog is not suffering, others are suffering. Normally when I hear reports of dogs being killed due to aggression, the word I hear is "killed" or "destroyed". I think it does actually matter. Killing because of aggressive behaviour is execution, not euthanasia.