Every dog owner will be familiar with the puppy eyes given at mealtimes. Whether it's a juicy piece of steak or a slice of cheese, nothing escapes their nose. But if they lick their lips it could be ...

People love their dogs like family, so when that tongue comes out, it feels like affection. A wet lick across the cheek seems like a kiss, a small sign of love or loyalty. But as sweet as it looks, ...