Why does my dog like butter?
Peanut butter is full of it.
And fatty foods do seem to taste better — a fact as true for dogs as it is for humans.
Indeed, it may be truer for dogs because they have more fat-related taste buds than we do.
Indeed, "sweet" is something dogs can smell.
Dogs also lick because they like the taste of an owner's salty skin and out of habit.
Mostly, with domestic Dogs, it's a sign of affection.
Licking releases pleasurable endorphins which gives Dogs a feeling of comfort and pleasure — like the feeling people get when they are biting their nails — it relieves stress.
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