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a.pitch:
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a.pitch:
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a.pitch:
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a.pitch:
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a.pitch:
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a.pitch:
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a.pitch:
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a.pitch:
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a.pitch: Northern Rough-winged Swallow
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a.pitch: Contrast
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a.pitch: No. 5
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a.pitch: Song Sparrow
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a.pitch: Goose
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a.pitch: Northern Rough-winged Swallow
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a.pitch: Young Buck
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a.pitch: Young Buck
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a.pitch: Young Buck
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a.pitch: Song Sparrow
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a.pitch: flight
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a.pitch: Tree Swallow
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a.pitch: Common Grackle
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a.pitch: Bobolink
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a.pitch: Swallows
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a.pitch: Swallows
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a.pitch: Unknown