What animal can see the most colors?

However, some animals see colors we cannot. Spiders and many insects can see a type of light called ultraviolet that most humans cannot see. Other animals, like snakes, are able to see infrared light. You can use the chart below to explore what colors certain animals see and how they compare to human color vision. read more

Humans and most other animals use three color-receptors to see the spectrum of light. In these animals, each of the three receptors gets excited by a different hue: red, green or blue light. The eye sends the signals from the receptors to the brain, which weighs the ratio of excitation of each receptor and perceives color based on those ratios. read more

Monkeys, ground squirrels, birds, insects, and many fish can see a fairly good range of color. In some cases it's not as good as what we humans see - but it's much better than cats and dogs. Scientists say that good color vision helps animals find food on the land or in the water. read more