What are nematocysts used for?

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2. How do Cnidaria move?
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4. Can you eat rat?
5. Do starfish die of old age?
6. Can you touch a jellyfish?
7. Can you pick up a jellyfish without getting stung?
8. What animals are immortal?
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Tags

1. #capsule
2. #cnidaria
3. #elongated
4. #surface
5. #small
6. #spherical
7. #corals
8. #nematocyst
9. #several
10. #nematocysts
11. #ensnare
12. #threads
13. #jellyfish
14. #phylum
15. #about
16. #produced
17. #members
18. #minute
19. #capsules
20. #exclusively
21. #occur
22. #wrapping
23. #anemones