Typically, our colour vision is trichromatic, meaning we have three types of cone cells in our eyes, blue, green and red, that respond to short, medium and long wavelengths of light. Each cone ...

There are color sensitive cones in all eyes. Mammals have three types of cones, which are…wait for it…Red, Blue and Green. Our red and green cones are relatively recent on the evolutionary ...

There are two main types of light receptors called rods and cones. Rods are more sensitive to light than cones so they are useful for seeing in dim light. There are three different types of cone ...

Human cones can detect 3 colors: red, green, and blue. Dog cones can only detect 2 colors. No one is certain what those 2 colors are. Some experts think it could be blue and yellow. Alexandra ...