You might think your dog understands every word you say to him -- but chances are he isn't hanging on your every word, a new study has found.
원문출처 : https://www.cnn.com/2020/12/08/europe/dog-brain-activity-intl-scli-scn/index.html
원문출처 : https://www.cnn.com/2020/12/08/europe/dog-brain-activity-intl-scli-scn/index.html