Alexandra Horowitz speaks on a panel about animal emotions and human-animal relations with Frans de Wall and moderator Betsy Herrelko at the National Book Festival, August 31, 2019. Photo by Kimberly T. Powell/Library of Congress. By Library of Congress Life - 20190831KP0199.jpg, CC0, https://commons.wikimedia.org/w/index.php?curid=82899211