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Our Threatened Biodiversity
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DIRECTIONS: Use the Earth Trends database to answer the following questions. You can find that database online, or your teacher will provide the database materials you need.
- How many species of amphibians are threatened in the United States?
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- Do more threatened species of amphibians live in the United States or in Australia?
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- How many mammal species are threatened in Oceania?
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- In the United States, which group -- amphibians, freshwater fish, plants, mammals, birds, or reptiles -- has the most threatened species?
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- In Canada, are more mammals or reptiles threatened?
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- Which country in South America has the most threatened bird species?
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- Which country in the world has the most threatened mammals?
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- The United States is home to more threatened plant species than any other country in the world. Which country has the second highest number of threatened plants?
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© 2002 by Education World®. Education World grants educators permission to reproduce this page for classroom use.
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