A playful yet scientifically precise exploration of a dog's five senses that will help middle grade readers better appreciate the canine point of view (for ages 8-12) Did you know that dogs have millions more olfactory receptors than humans and that their noses are built to reserve some air that they breathe in just for smelling? So why the butt sniffing? Actually, dogs discern a lot of information about another dog from a whiff of that region,...