Threatened and extinct species nomination form

1.How many species have become extinct in the United States since 1620? 2.What could happen if the gray wolves became extinct? 3.Why do poachers kill elephants? 4.List three reasons why animals become endangered or extinct. 1. 2. 3. 5. Why are the spotted owls threatened? 6. Why are whooping cranes threatened? 7. ................
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