Northern+Snakehead+-+Jess

Name: _ Period: _ National Geographic: Hawaii – Strangers in Paradise Directions__: Please answer the questions as you watch the movie. Information from this movie will be on the test. 1. Who were the first humans to make landfall in Hawaii and how long ago was it?__ _ __and__



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__2. How long ago was the first Hawaiian island formed?__ _

__3.__ NOT FROM MOVIE__: Which type of succession occurred on the Hawaiian Islands?__

__a. Explain how you knew what type of succession took place on Hawaii.

4. How many miles is Hawaii from the nearest continent?__

5. About how often did a plant/animal take hold in Hawaii and establish itself?

6. What are some of the ways plants / animals made it to Hawaii? a.

b.

c.

7. __NOT REALLY MENTIONED IN MOVIE__: Why are some plants / animals found in Hawaii like no others found on earth?

8. The few hundred original insect species evolved into how many new species? **_**

9. The brilliantly colored feathers conveyed what to the early Hawaiians? **_**

10. What type of fire is that? **_**

11. What are 2 reasons the Polynesians burned the forests? (one is not from the movie) a.

b.

12. What was the problem with the Europeans discovering Hawaii?

13. A lot of the plants and animals in Hawaii today where actually brought by _**_**_, making them all __species.

14.__ NOT FROM MOVIE__: Describe three reasons why invasive species are so successful (especially in an island habitat like Hawaii). a.

b.

c.

15. What percentage of Hawaiian birds have gone extinct?__ **_**

16. What is one factor causing the demise of so many of the native birds?

17. Ants are not native to Hawaii, so how did they get there?

18. Ants are so successful in new habitats such as Hawaii because…? Come up with two reasons (think about it) a.

b.

19. What is being done to prevent the extinction of the Brighamia plant?

20. Why do the field biologist have to do this?

21. What type of symbiosis would this be considered (between the moth and plant)? **_**

22. How many of the Brighamia plant exist on the cliffs? **_**

__23. What is now the most damaging invasive species on the Hawaiian Islands?__ **_**

__24. Why are the feral (wild) pigs so destructive?

25. Why do the dogs and men hunt the pigs?

26. What two natural defenses do the Hawaiian forests lack?__

27. What is one major problem in the ocean with the soil eroding away from the land?

28. What is the endangered seal that Mr. Hakim got yelled at for getting to close to on Hawaii?

__After the movie…__ 29. Is the extinction of one species a problem? Is there a domino effect? Explain using a specific example from the above questions.

30. Organisms on Hawaii have been evolving alone in the Pacific Ocean for millions of years. In the 2000 years that humans have been present many species have gone extinct. Please explain at least two causes of this.

31. Do you feel its right to pollinate plants such as the Brighamia in order to prevent its extinction? What about the cost? What if it’s directly our fault? Please give me your opinion stating your opinion on spending millions of dollars to save such species citing pros and cons.