Natural Selection And Survival Of The Fittest

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My Thoughts on Natural Selection and Survival of the Fittest
Survival of the fit(-test) ties together with Darwin’s theory of natural selection. All species evolve, as it is usually the only way to survive. Some species evolve to better themselves, such as the sea slug, who steals genes from its food (i.e. algae genes would allow it to live off of sunlight for a few days). Other species evolve to survive and get more food, such as Galapagos finches, who evolved to have smaller beaks to eat smaller seeds (this is because larger birds with larger beaks ate all of the bigger seeds, thus causing an evolution). Different species evolved to protect themselves, such as blue mussels, who thicken their shells when predators come close (mostly Asian
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