https://www.sciencedaily.com/releases/2022/07/220705090704.htm > In a study conducted in Columbus, researchers found that neighborhoods with more dogs had lower rates of homicide, robbery and, to a lesser extent, aggravated assaults compared to areas with fewer dogs, at least when residents also had high levels of trust in each other. > The results suggest that people walking their dogs puts more "eyes on the street," which can discourage crime, said Nicolo Pinchak, lead author of the study and a doctoral student in sociology at The Ohio State University.