Beyond Words: What Animals Think and Feel
Are We Smart Enough to Know How Smart Animals Are?
When Elephants Weep: The Emotional Lives of Animals
Mama's Last Hug: Animal Emotions and What They Tell Us about Ourselves
Unleashing Your Dog: A Field Guide to Giving Your Canine Companion the Best Life Possible
Canine Confidential: Why Dogs Do What They Do
Animal Wise: How We Know Animals Think and Feel
Rewilding Our Hearts: Building Pathways of Compassion and Coexistence
The Bonobo and the Atheist: In Search of Humanism Among the Primates