Some Echinoderms Defend Themselves With

Question

Some echinoderms defend themselves with
A) Tube feet
B) Pedicillariae
C) Aristotle's lantern
D) Water-vascular system

Accepted Answer

Pedicillariae are small pincer-like organs found in some echinoderms, such as sea stars and sea urchins, which they use to defend themselves against predators and to remove debris from their surface.