| 31. | It can be made from lobster, crab, shrimp or crayfish.
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| 32. | How is the freshwater crayfish different from the marine crayfish?
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| 33. | How is the freshwater crayfish different from the marine crayfish?
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| 34. | Other items in the drum's diet are mollusks and crayfish.
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| 35. | The injection on insects produced similar results to those observed in crayfish.
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| 36. | The signal crayfish is known to exist in the lake.
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| 37. | It is genetically distinct from other species of cave crayfish.
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| 38. | The species is sometimes called the " bottlebrush crayfish ".
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| 39. | It is a tributary of the white-clawed crayfish.
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| 40. | Recently, tuatara and freshwater crayfish have been added to the aviary.
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