There's now scientific evidence shedding more light on one of Barkley's impressive skills in a long list of endearing traits: the ability to smell when you're stressed.
원문출처 : https://www.cnn.com/2022/09/28/world/dogs-smell-stress-study-wellness-scn/index.html
원문출처 : https://www.cnn.com/2022/09/28/world/dogs-smell-stress-study-wellness-scn/index.html