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Unformatted text preview: Natural selection proposes that everything will either A) adapt to the environment (such as the aquatic salamander) or B) face extinction. It also consists of four premises, overproduction, variation, limits on population growth, and differential reproductive success. All these factors play a part in the Natural Selection of things. Also when you take into account the many different bodies of water that range in temperature and density you are adding another factor to the mix, I would suggest the two tiny limbs that remained are either useless to the Salamander or serve as some sort of assistance is burrowing or scavenging for food....
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- Spring '09