| 31. | They use a lateral line sense organ for finding prey.
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| 32. | It has 54-76 lateral line scales, which fall off easily.
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| 33. | All the segments further with a double red lateral line.
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| 34. | A complete lateral line ( 50-70 scales ) is present.
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| 35. | The sensory canals of the lateral lines are especially conspicuous.
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| 36. | This may be because long bodies have long lateral lines.
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| 37. | They also make use of the lateral line organ.
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| 38. | The lateral line is also sensitive to low-frequency vibrations.
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| 39. | The lateral line curves slightly around the pectoral fin.
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| 40. | In fishes they are developed from the lateral lines.
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