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→About Evolution by Natural Selection
|[[File:GiraffeEvolution4.png|center|300px]]
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| style="height:20px; width:200px; text-align:center;" |This process of [['''evolution]] by natural selection''' is repeated again and again.
| style="height:20px; width:200px; text-align:center;" |Millions of years later, after many generations, eventually all the [[Giraffe]] had very long necks.
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