A large percentage of the human brain dedicates itself to visual processing. Our love of images lies with our cognition and ability to pay attention. Images are able to grab our attention easily, we are immediately drawn to them. Bright colors capture our attention because our brains are wired to react to them.
What Sells Best On Shutterstock?
Some types of photos that sell best are Portrait Photography, Food Photography, Landscapes (usually with people) and fine art photography (artsy).