Instagram pet celebrity Tinkerbelle The Dog (111K followers) relaxes in a “Love” bed from the exclusive ED Ellen DeGeneres-PetSmart collection at the new pet brand’s launch event in New York City. Photo by Amy Sussman/Invision for PetSmart/AP Images

Rethinking Our Relationship With Animals

Animals serve humans as laborers, food sources and, in some cases, companions. Michigan State law professor David Favre joins us to think through our evolving relationship with our fellow inhabitants of Earth, which he writes about in “Respecting Animals: A Balanced Approach to Our Relationship with Pets, Food, and Wildlife” (Prometheus Books).