Bibliography of Peterson, Roger L., by subject:

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•	Birds -- North America (9)
•	Amazon.com -- Outdoors & Nature -- Birdwatching -- General (9)
•	Amazon.com -- Outdoors & Nature -- Field Guides -- Birds (8)
•	Coloring books (8)
•	Birds -- Europe -- Identification (6)
•	Outdoors & Nature -- Reference (6)
•	Birds -- Juvenile literature (5)
•	Birds -- North America -- Pictorial works (5)
•	Science -- Biological Sciences -- Zoology -- Ornithology (5)
•	Birds -- Great Britain -- Identification (5)
•	Birds (5)
•	Amazon.com -- Outdoors & Nature -- Field Guides -- Trees (4)
•	Birds -- Identification -- Juvenile literature (4)
•	Amazon.com -- Children's Books -- Animals -- Birds -- Nonfiction (4)
•	Amazon.com -- Science -- Biological Sciences -- Plants -- Trees (4)
•	Outdoors & Nature -- Birdwatching (4)
•	Birds -- North America -- Identification (4)
•	Birds -- West (U.S.) -- Identification (3)
•	Amazon.com -- Outdoors & Nature -- Conservation -- Forests (3)
•	Fishes -- North America -- Identification (3)

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