Living With Color

Halloween Pennant Dragonfly

The human visual system is trichromatic as are many insect visual systems. Humans have red, green and blue color receptor types while many insects have green, blue and ultraviolet types. The molecular basis of these color receptors are proteins called opsins. Each human receptor is characterized by a “red”, “green” or “blue”opsin protein. The three receptor types provide information to the brain that we experience as a rainbow of colors and…

Source: Living With Insects Blog

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