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Invertebrates
Today: Invertebrate Groups
- They have irregular bodies.
- They cannot move. They attach themselves to rocks or the sea floor.
- Sponges filter seawater, and retain nutritive substances for food.
- They have long, soft bodies.
- Some are aquatic, others are terrestrial.
- Many are parasites.
- They have jelly-like bodies.
-They are marine animals.
- Some (coral, sea anemone) attach themselves to rocks. Others (medusas) can move about.
- They are symmetrical.
- They are marine animals.
- They have a skeleton made of hard plates, and often have spines.
- They are covered by a hard exoskeleton.
- Some are aquatic. Others are terrestrial.
- They have a soft body.
- Many are covered by one or two shells.
svien 1 month ago
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s7trtbd 2 months ago
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dmeehan 1 year ago
Very creative, neat, and educational. Thank you.