| Las ardillas de tierra de trece franjas (Thirteen-Lined Ground Squirrels) |
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| Las golondrinas comunes (Barn Swallows) |
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| Las serpientes de cascabel de bandas (Timber Rattlesnakes) |
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| Animal Colors: What They Mean |
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2.1 |
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| Holiday Colors: Our Favorite Days |
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2.0 |
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| Rain Forest Colors: Bright and Beautiful |
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2.1 |
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| Los cometas helados (Icy Comets): A veces tienen colas |
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1.5 |
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| Barn Swallows |
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1.8 |
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| Thirteen-Lined Ground Squirrels |
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1.7 |
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