People have loved riddles and brain teasers throughout history. Take the ancient Greeks and the famous Riddle of the Sphinx, for instance. There's something about challenging our minds that's just inherently rewarding to us.
Personally, I also think there's a competitive element to the enjoyment of these puzzles - if you're able to get the solution, you tend to feel slightly superior to any friends and family who didn't. Who wouldn't enjoy that relatively harmless sense of superiority?
We've asked a lot of people if they could find the dog hidden amongst these cows. Only a miniscule percentage of people were able to see it, can you?
Did you get it? Be honest!
Don't forget to SHARE this with your family and friends to see who's got the sharpest eyes among you.