biting your forehead friday
Actually that's very affectionate and careful grooming. Wolves and other carnivores use their incisor teeth to nibble out tangles and scratch itches in their fur. Doing so for someone else, especially on their very sensitive face, shows a highly intimate level of trust. These two are likely a mated pair, or possibly parent and child.
If you have a cat, you've probably had this happen to you. If they lick and then bite your arm, they're trying to groom you. Trouble is, we humans don't have fur, and those teeth are sharp!
