Optical illusions are usually designed to baffle the brain and test your cognitive dexterity. However, there is another brand of puzzles being shared widely on social media that go a step further and actually seek to identify your personality type and tell you how you interact with the world . The rabbit-duck conundrum pictured above is a famous optical illusion that's been around for centuries and can help you to reveal more about yourself than you might think. Some viewers will be able to