<meta http-equiv="refresh" content="1; url=/nojavascript/">
Skip Navigation


Animals that exhibit radial symmetry, tissues but no organs and possess stinging cells called nematocysts.

Atoms Practice
Practice Cnidarians
Practice Now
Hiding In Plain Sight
Teacher Contributed

Hiding In Plain Sight

Why It Matters

Where Did That Go?

Being not seen is a useful trait in a world of predators and prey. But how do you hide in a world without bounds? Find out here how some organisms have met this challenge in the mid-water of the worlds oceans.

Explore More

Use the below resources to answer the following questions

  1. How is the mid-water defined?
  2. What colors are used for camouflage in the mid-water?
  3. Why are these specific colors used?
  4. Why do some animals use red “searchlights”? Do these searchlights benefit organisms other than the fish with the flashlight?
  5. What problems to internal organs pose for transparent organisms?
  6. What are nekton?

Resources Cited

Image Attributions


Please wait...
Please wait...

Original text