Optical illusions have recently sent the internet to a tizzly, as they make our brain exercise and can be the perfect test of our observational abilities and urgent eye. They are also super fun to solve and can be the perfect recipe for a bored evening! An optical illusion is actually a visual phenomenon where the brain misunderstands what the eyes perceive. It occurs when the information sent by the eyes is contrary to how the brain processes and understands what it sees. These illusions often deceive us into seeing things that are not there, or to perceive objects differently than reality. For example, a still image may seem to move, or two shapes may seem unequal in size even if they are identical.Can you discover the frog?This image was shared on Reddit by the user, “No_feed_9708” and includes dry, dry topography, with lots of foliage. It has simply been formed, “Find the frog.” The user explained further, “found this picture in my camera roll and did not remember why I took it until I looked at the pictures from that day. It was when I found a little frog.” He then challenges the audience to find a sneaky frog somewhere in the picture. Can you guess where is it? But there is a catch. You only have 10 seconds to find it. Ready, steady, go!The disclosureGive up? Many users tried to find the frog. One said: “Up and left of the foot there is a dandelion plant, just above it.” The right answer is that the frog is slightly in the middle, 1/3 from the left. To catch it you have to zoom the image.Types of optical illusionsThere are three main types of optical illusions:Literal illusions: These occur when the brain combines elements in an image to create something that does not exist. For example, an image may look like two faces or a vase depending on how you interpret it.Physiological illusions: These are caused by overstimulation of the visual system, such as excessive exposure to light, movement or color. They can create effects such as imitated or motion -millionaire.Cognitive Illusions: These rely on how the brain consciously interprets information. Examples include illusions such as the Müller-Lyer illusion, where lines appear longer or shorter due to surrounding forms.
