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Bees, wasps, and hornets, and how they live |
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Old Bet and the start of the American circus |
Aquatic insects and how they live |
Animals That Build Their Homes |
Vanishing wildlife of Latin America |
Lili, a giant panda of Sichuan |
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Hunted mammals of the sea |
Rajpur, last of the Bengal tigers |
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America's endangered birds |
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Thor, last of the sperm whales |
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The true adventures of Grizzly Adams |
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Caterpillars and how they live |
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All about animals and their young |
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Scoop, last of the brown pelicans |
Screamer, last of the Eastern panthers |
Gypsy moth: its history in America |
Samson, last of the California grizzlies |
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Mice, moose, and men; how their populations rise and fall |
Snakes, their place in the sun |
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