【英语时差8,16】人类最好的朋友

（单词翻译）

Four regions were found that may regulate life span, a breed characteristic that usually decreases with increasing body size. Regions associated with some behavioural stereotypes¹ like herding², pointing and boldness were also identified. What can they do with this information? The study could have far-reaching benefits for dogs and their owners. With further research, dog owners and vets³ could use this information to customize the care, diet and medicines to the particular needs of their breed, and to identify and perhaps prevent breed-specific diseases.