Why Dogs Hump and Bees Get Depressed: The Fascinating Science of Animal Intelligence, Emotions, Friendship, and ConservationMarc Bekoff
The Emotional Lives of Animals (revised): A Leading Scientist Explores Animal Joy, Sorrow, and Empathy — and Why They MatterMarc Bekoff
The Emotional Lives of Animals: A Leading Scientist Explores Animal Joy, Sorrow, and EmpathyMarc Bekoff5
Unleashing Your Dog: A Field Guide to Giving Your Canine Companion the Best Life PossibleMarc Bekoff4.4