dog kneading, chewing grey blanket. border collie puppy nibbles and sucks soft fluffy grey bedding

dog kneading chewing gray blanket border collie puppy nibbles sucks soft fluffy grey bedding animal canine knead kneads grazing breed working pup nibble nibbling suck sucking fluff bed anxious digging instinct habit instinctive territorial lovie toy nature mammal primal behavior claws pads fur head teeth teething nose paws