Beyond Human Perception

Exploring the extraordinary vision of the mantis shrimp — a creature that sees a world of colors, polarization, and dimensions invisible to the human eye.

Mantis Shrimp

TELEMETRY DATA // LAST UPDATED 2026-02-16

16 COLOR RECEPTORS
POLARIZED VISION
TRINOCULAR SIGHT

A Visual System Without Parallel

The mantis shrimp possesses what may be the most complex visual system in the animal kingdom. While humans have 3 types of color-detecting cells (red, green, and blue), mantis shrimp have up to 16 different types of photoreceptors.

These remarkable creatures can see ultraviolet light, infrared radiation, and circular polarized light—a visual capability unmatched by any other known animal.

"To try to imagine mantis shrimp vision, we would need to simultaneously see more colors than we can even fathom, detect invisible polarized light patterns, and perceive both the ultraviolet and infrared—all while each eye moves independently."

Trinocular Vision

Each of the mantis shrimp's eyes is divided into three regions, giving it trinocular vision with a single eye. This allows for precise depth perception without needing to triangulate between two eyes, making them lethal hunters.

Evolutionary Purpose

This extraordinary visual system helps mantis shrimp:

  • Detect prey by their polarization signatures
  • Communicate through complex body patterns invisible to predators
  • Navigate using underwater polarization patterns

The Extended Spectrum

16 Types of Photoreceptors

Humans perceive color through three types of cone cells that detect red, green, and blue light. By combining these signals, our brains create all the colors we can see.

Mantis shrimp, however, have up to 16 different types of photoreceptors, including ones sensitive to ultraviolet and infrared light that are completely invisible to humans.

Surprisingly, mantis shrimp don't process color the same way we do. Instead of comparing inputs like our brains do, they likely use a more direct recognition system—seeing colors as distinct categories rather than blends.

Visual Spectrum Comparison

300nm 400nm 500nm 600nm 700nm 800nm 900nm
Human Vision (3 receptors)
Mantis Shrimp (16 receptors)
Butterfly (5 receptors)

The Invisible Made Visible

Mantis shrimp can see:

  • Ultraviolet: Light below 380nm that humans cannot perceive
  • Infrared: Heat signatures and light beyond 750nm
  • Fine Color Distinctions: Subtle differences within what we'd consider a single color

Did You Know?

If humans had mantis shrimp-like vision, our TV screens would need to produce at least 9 more primary colors to display images that look "real" to us.

Colors Beyond Imagination

Click the cards below to explore colors that exist outside human perception, but that mantis shrimp can see.

Ultraviolet Spectrum

Invisible to humans but critical for mantis shrimp communication.

Click to explore

Polarized Light

Light waves aligned on a single plane, creating patterns invisible to us.

Click to explore

Infrared Range

Heat signatures and longer wavelengths beyond human vision.

Click to explore

Polarized Perception

Seeing Hidden Dimensions

One of the most extraordinary aspects of mantis shrimp vision is their ability to see polarized light—light waves that oscillate on a single plane.

Even more remarkable, mantis shrimp can detect circular polarized light, a capability shared by no other known animal. This is like adding an entirely new dimension to their visual world.

This ability allows mantis shrimp to:

  • Detect Transparent Prey: Many transparent sea creatures are visible through polarization
  • Navigate: Use underwater polarization patterns as a natural compass
  • Communicate: Share messages through polarized signals invisible to predators

Polarization Demo

Drag the slider below to adjust the polarization filter and see how it affects the pattern visibility. This simulates how mantis shrimp can see through camouflage using polarized vision.

Polarization Filter Angle 180°

Scientific Applications

The mantis shrimp's polarization vision has inspired advanced camera systems that can:

  • Detect early-stage cancerous cells
  • Improve underwater navigation for autonomous vehicles
  • Enhance satellite imaging capabilities

Vision Simulator

See Through Different Eyes

This simulation demonstrates how the same scene might appear to different species. Drag the slider to compare views.

Human

3 photoreceptors

Mantis Shrimp

16 photoreceptors

Bee

UV sensitive

Snake

Infrared sensing

Coral reef scene
Coral reef with filter
Human Vision
Human Vision
Trichromatic vision (RGB)
Trichromatic vision (RGB)

Human Vision (Trichromatic)

Humans have three types of cone cells that detect red, green, and blue wavelengths. Our brains combine these signals to create the colors we perceive. We see a limited range of the electromagnetic spectrum, roughly from 380nm (violet) to 700nm (red).

Limited Range Color Perception Capacity Full Range

Knowledge Check

Test Your Understanding

1. How many types of photoreceptors do mantis shrimp have?

3 (same as humans)

5-7

12-16

Over 30

2. Which of these can mantis shrimp detect that humans cannot?

Magnetic fields

Circular polarized light

Sound waves

Radio frequencies

3. What is unusual about how mantis shrimp process color information?

They can only see in black and white

They process color in their eyes, not their brain

They can only see one color at a time

They likely recognize colors directly rather than comparing inputs