India, Oct. 4 -- Who doesn't enjoy putting their eyesight to the test with mind bending optical illusions? These visual puzzles have long fascinated people of all ages. More than just a source of fun, optical illusions reveal how our brains interpret shapes, patterns and light in intriguing and often surprising ways.

(Also read: Optical illusion: Only the sharpest eyes can spot the frog hiding on this tree in 10 seconds)

If you enjoy visual brain teasers, a new puzzle on Reddit is bound to catch your attention. The image depicts a tall cluster of trees with dense green leaves set against a pale sky, with sunlight filtering through the foliage to create a calm scene. Hidden within the frame, however, is an owl expertly camouflaged among ...