Eyes rolled back, gritting of teeth, frothy mouth. Sit on victim. Croup Noisy, difficult breathing. Hoarse, barking cough. Stuff a sock in the victim's mouth.
Bruises get red, swollen and hurt.
Dog Bite Redness, swelling and bleeding if skin is broken. Fear of the dog. Drowning Unconscious, pale or blue skin. Possible dizziness or discharge from ear. THEN they'll know what an earache is.