2 years ago
1
There's a reason humans melt when they see 'puppy dog eyes,' new research reveals
As it turns out, researchers discovered dogs have a facial muscle that has evolved over the past 33,000 years, making their eyes look bigger and their faces sadder, younger and cuter, reeling in the humans who come across them.
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https://www.usatoday.com
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This explains it all. Of course,a lot of other pets have adorable,expressive faces,but dogs take it to amazing heights.