There are many types of mantis shrimps. Some are various shades of brown, while some are covered in quite vivid colors. Amazingly, the mantis shrimp can absorb blue light from the ocean and convert it to a more noticeable color. Because the ocean is so dark, the shrimp needs to make the blue light a color that can be seen more easily by others. The ocean blue becomes bright yellowish-green dots on the front of the shrimp. These bright colors are used to attract mates. The glowing light also warns potential predators not to attack.

For safety, many sea creatures are transparent. Transparency is used as a system of camouflage to help sea creatures blend in with the ocean background. Mantis shrimp have unique eyes that allow them to see different wavelengths of light and color that people cannot see. Humans have three types of color receptors, whereas the mantis shrimp have 16. Their keen eyesight allows them make out the shape of potential prey, even if they are transparent.

Select the sentence from the article that supports the key detail that the mantis shrimp uses light to make it more easily seen by others.