The world is getting more and more advanced. Day by day you get surprised at how this or that program has already been invented.
These innovations are surprising not only for human beings but also for animals. They get puzzled when they see something unusual around them starting from TVs and ending with robot vacuum cleaners.
This short video from Reddit will show you how a dog took it too seriously when the bear from a TV show disappeared from the screen.
The dog immediately jumped and ran in the direction the bear went. He searched for the bear in teh next room and came back disappointed.