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The next time a canine companion looks worried, it may be because of their humans, according to a recent study. A new study has discovered that dogs can smell humans’ stress, and it seems to have a real effect on them. For probably 30,000 years, humans and canines have always been close companions, according to anthropological and DNA evidence, which makes sense as to why dogs are able to identify and interpret human emotion. Dogs have evolved to read verbal and visual cues from their owners, and previous findings have shown that with their acute sense of smell, they can even detect the odor o…

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