When You're Smiling, Your Dog Probably Knows It
When you buy through links on our site , we may earn an affiliate commission . Here ’s how it works . Since we humans have no arse to wag , our best friends have to look elsewhere for signs we experience felicitous and well-disposed . A new study indicates dogs can find out to signalise a smile , even on the faces of some strangers . This ability to learn to recognizesmiling facesmay have been significant to the success of dogs survive with humans , the researchers mark in their study ....