| NOUN | animal | spiny puffer | puffers having rigid or erectile spines |
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| Meaning | puffers having rigid or erectile spines. | |
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| Member of | Diodontidae, family Diodontidae | spiny puffers |
| Narrower | balloonfish, Diodon holocanthus | Similar to but smaller than porcupinefish |
| burrfish | Any of several fishes having rigid flattened spines | |
| porcupinefish, porcupine fish, Diodon hystrix | spines become erect when the body is inflated | |
| Broader | plectognath, plectognath fish | Tropical marine fishes having the teeth fused into a beak and thick skin covered with bony plates or spines |
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