Researchers say dogs know the difference between happy and sad faces

February 13, 2015 6:43 AM

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Findings of a new study have revealed another interesting fact about animals long said to be man’s best friends. Though dog owners and lovers can appreciate the fact that these animals can make out the difference between the ‘tone’, it has now been proved beyond doubt that they can also make out the difference between happy and sad faces.

Simply looking at a human face and looking at their facial expressions can let these wonderful creatures judge whether the person is happy or angry.

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