Source Texts
Text
Interested in how differences in the color of dogs' irises affect human responses to dogs. Akitsugu Konno et al. showed close-up images of dogs' faces to human participants and asked them to rate the dogs' traits and their own attitudes toward the dogs. Konno et al. suggest that differences in iris color led participants to view some dogs as more vulnerable and in need of protection than others and that this phenomenon could help explain the association the researchers observed between iris color and participants' inclinations to interact with or keep dogs, as illustrated by the finding that