1
ENDANGERED SPECIES
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. How many whooping cranes are estimated to be alive today?
8. Why are the black footed ferrets threatened?
9.Why are tigers endangered?
10. Why are manatees (sea cows) endangered?
11.Why is the bunched cory cactus endangered?
12.It is estimated that one plant becoming extinct will affect how many other species?
13.What was DDT used for?
14. What effect did DDT have on the bald eagle?
15. How did the eagles get the DDT?
16. How many nesting pairs of bald eagles are estimated to be alive today?
17.How many species in the US are protected by the Endangered Species Act?
18. What is the penalty for breaking the Endangered Species Act?
19. When was the American alligator taken off the endangered species list?
20. List two things you can do to help endangered species.
1.
2.
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