happy black dog on the floor waving its tail to its owner, slow motion

happy black dog floor owner canine joyful excited happiness affection love interaction expressive greeting playful loyalty beloved companionship emotion care fourlegged friend bond connection companion signals expressions language doggy canine companion devotion rejoicing enthusiasm contentment gleeful delight waving tail wagging joyous jovial ecstatic reunion tailwaving expressing love receptive expressing enthusiastic tailwagging petowner pet happiness tail expressions