Chapter 3 Opener

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Chapter 3 Opener
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Figure 3.1 The current extent of tropical
forests, and the areas that have been cleared of
tropical forests
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Figure 3.2 Coral reefs are built up from the
skeletons of billions of tiny individual animals
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Figure 3.3 Numbers of amphibian (A) and bird (B)
species in S. A. are greatest just south of the
Equator in western Amazon. (C) Certain areas are
characterized by high species concentrations
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Figure 3.3 Numbers of amphibian (A) and bird (B)
species in S. A. are greatest just south of the
Equator in western Amazon
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Figure 3.3 (C) Certain areas are characterized
by high species concentrations
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Figure 3.4 Number of species of coral reef
organisms, including fish, corals, snails, and
crustaceans, found in different regions of the
world
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Figure 3.5 (A) Approximately 1.5 million species
have been identified and described. (B) Estimates
of described and undescribed species
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Figure 3.5 (A) Approximately 1.5 million species
have been identified and described
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Figure 3.5 (B) Estimates of described and
undescribed species
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Figure 3.6 Researchers first encountered
Laonastes aenigmamus being sold as a delicacy in
Laos
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Figure 3.7 (A) An entomologist checks sheet
containing fallen insects and leaves. (B) An
inflatable platform base is placed in the canopy
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Box 3.1 Conserving a World Unknown Hydrothermal
Vents and Oil Plumes
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Figure 3.8 (A) A researcher uses insecticidal
fog to sample the insect species. (B) A
researcher begins the process of sorting,
describing, and identifying the insects
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Figure 3.9 A new phylum, the Cycliophora, was
first described in 1995
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