Period 6, Esmeralda Rivera
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Principle #1.)Genetic Variation: There are two types of Giraffes; Those who have Long necks and those who have Short necks.
Principle #2.) Overproduction and struggle for survival: The giraffes with short necks won't be able to reach there food which will cause them to starve to death.
Principle #3.)Differential Survival and Reproduction; The long neck giraffes population reproduce more than the short neck giraffes because the long neck giraffes can reach to there food.
Principles #4.) Change in pool: The long neck Giraffe population increases and the short neck Giraffes decreases.
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