Man saves dying wolf and his cubs - years later the animal returns the favor. This is reported by a YouTube video that has already had 19 million views.
It is becoming more and more common for wolves to approach civilization. Some of them kill sheep and calves. This year a wolf even stole lamps. Man finds she-wolf who fell into a trap A man is said to have helped an injured wolf in Alaska. Years later, the animal returned the favor and helped him.