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Echinoderms Phylum: Echinodermata (Spiny Skin). Characteristics Invertebrates Radial symmetry Endoskeleton (internal skeleton) Water vascular system- fluid filled tubes for moving and catching food Tube feet- Structures that act like suction cups and helps in movement. Brittle Star.
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Echinoderms Phylum: Echinodermata(Spiny Skin) Characteristics Invertebrates Radial symmetry Endoskeleton (internal skeleton) Water vascular system- fluid filled tubes for moving and catching food Tube feet- Structures that act like suction cups and helps in movement
Brittle Star Sea urchin Echinoderm Examples Sea Cucumber Sea Star