It’s not much of a conundrum, really. The bottom line is that most of the time, dogs will lick their people as a sign of affection. “You are the sun and the moon,” their silky tongue would have you know. “And guess what? You taste good, too!”
But much as barking can be, licking is also a multi-faceted tool that seems to play many roles in canine behavior and, consequently, tends towards many different interpretations.
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