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The Larus Gulls of the Pacific Northwest's Interior, with Taxonomic Comments on Several Forms Part I
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Notes on the Winter Avifauna of Two Riparian Sites in Northern Sonora, Mexico
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Tool Use by a Mountain Chickadee
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Comment on Tool-using in Birds
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Answer to Snap Judgment 6
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Special Review: Peterson's New Eastern Field Guide
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Book Reviews
Elaine Cook

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Recent Literature in Field Ornithology
Continental Birdlife

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Latest Rumors
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Full Issue
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Front & Back Matter
Continental Birdlife