Select all of the characteristics of sea anemones. - They are generally drab in coloration to blend in to...

Select all of the characteristics of sea anemones.
- They are generally drab in coloration to blend in to their surroundings for defense.
- They use pedal discs to attach to submerged objects.
- A structure called a siphonoglyph draws water into the animal through the movement of cilia.
- They are relatively large polyps, especially compared to those of hydrozoans.