Well, that's quite moving that Cub will poke the sleeping bear to try to keep Ares safe.And now for something completely about cats (video which I can't embed here has more and cute cats.
The Real Reason Why Cats Wake Their Humans Up at Night or Very Early in the Morning
Cats naturally have very light sleep because they need to monitor prey and more importantly, predators might attack them at night. Because your cat sees you as a large, quirky cat, it worries about you when it sees you sleeping deeply at night, thinking you won’t be able to save yourself if there’s danger.