| 11. | Should it evoke Russian winters, European cabarets and tropical rain forests?
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| 12. | Orchids are among the plants endangered by the destruction of tropical rain forests.
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| 13. | These cameras are going to revolutionize the study of tropical rain forest biology,
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| 14. | The natural vegetation on nitisols includes tropical rain forest and savannah.
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| 15. | Bukit Lawang is surrounded by lush tropical rain forests that carpet the hills.
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| 16. | "Tropical rain forests don't burn easily, even under drought conditions.
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| 17. | One is a tropical rain forest, another an arid desert.
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| 18. | You'll find more than 1, 000 butterflies living in a man-made tropical rain forest.
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| 19. | Biologically, their richness compares with that of tropical rain forests.
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| 20. | They are found in Mexico, Central America and South America and tropical rain forest.
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