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- Birds + Counting -- Juvenile fiction
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- Birds -- Identification -- Canada, Eastern -- Birds -- Identification
- Birds + Life cycles -- Juvenile literature
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- Birds + Research -- Juvenile literature
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- Birds + Flight -- Juvenile literature
- Birds + Migration -- Drama
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- Birds + Habits and behavior
- Birds + Migration
- Birds + Development -- Pictorial works
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- Birds + Origin
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- Birds + Housing -- Juvenile fiction
- Birds + Behavior -- Juvenile literature
- Birds + Counting
- Birds + Migration -- Fiction
- Birds + Conservation -- California -- Los Altos Hills
- Birds + Origin -- Juvenile literature
- Birds + Nests -- Juvenile fiction
- Birds -- Identification -- East (U.S.) -- Birds -- Identification