An optical illusion hides a hidden image which just ... While some managed to find the animal hidden in the zig-zag photograph, other users suggested all they could see were balls, rather than ...

The illusion appeared on Reddit community ‘opticalillusions’ and shows black and white lines in a zig-zag pattern, but beneath the image is an animal. “My eyes water looking at this,” one ...

Only two per cent of players can solve this difficult illusion in eight seconds READ ... Spotting an object in the monochromatic zig-zag image doesn't sound to tricky - but the catch is you ...