Period 3, Alexus Mandrell
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Genetic Variation: There are two types of Galapagos turtles; Shape- Saddle backed, and Domed Neck- One is short (tan turtle) and the other is Long ( green turtle)
Overproduction & Struggle for Survival: Turtle with the longer necks tend to survive because they have the ability to reach food Struggles= Food Availability
Differential Survival and Reproduction: Tortoises with the longer necks are able to reach their food while short necked tortoises will fail to do so. Therefore, longer necked tortoises have a better chance of survivl
The Long-necked turtles population increased because they were able to eat The Short-necked turtles population decreased because they starved to death
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