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John Killian: Black-throated Sparrow
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John Killian: Chipping Sparrow
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John Killian: Chipping Sparrow
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John Killian: Clay-colored Sparrow
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John Killian: Field Sparrow
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John Killian: Fox Sparrow
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John Killian: Harris' Sparrow
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John Killian: Rufous-crowned Sparrow
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John Killian: Savannah Sparrow
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John Killian: Savannah Sparrow
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John Killian: Song Sparrow
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John Killian: Swamp Sparrow
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John Killian: Vesper Sparrow
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John Killian: White-crowned Sparrow
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John Killian: White-throated Sparrow
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John Killian: Grasshopper Sparrow
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John Killian: White-throated Sparrow
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John Killian: White-throated Sparrow
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John Killian: White-throated Sparrow
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John Killian: White-throated Sparrow
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John Killian: Vesper Sparrow
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John Killian: Vesper Sparrow
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John Killian: White-throated Sparrow
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John Killian: White-crowned Sparrow
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John Killian: Seaside Sparrow
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John Killian: Savannah Sparrow