Seeing bears in national parks is not really anything out of the ordinary, but perhaps the extraordinary thing about them is what they do when no one is watching. Check out this video to see bears having fun without tourists in sight.

Everyone probably has a guess for what goes on at national parks after hours - most would likely say that nothing changes between the time guests are there and the time they are not - but the bears say differently. Would you ever guess that they spend their time polishing their dance moves?

Check out these bears after park hours:

OK, so maybe they aren't actually dancing - but when you add some background music it could easily pass as dancing. We could call the move the 'backscratch'!