The Dawkins Summary Of Flightless Birds

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Dawkins utilizes the analogy of “history written all over us” in order to showcase the common ancestry that many animals share and how it is shown through various homologous traits. One such example that Dawkins uses is flightless birds, such as ostriches and emus, that never fly in their life but have remnants of wings from their remote flying ancestors (Dawkins 2009). This set of homologous traits in birds is clear evidence of evolution because it showcases how over the years certain species of birds have lost the ability to fly due to certain living conditions. Dawkins also mentions troglobites, which over time have lost the ability to see but still contain “dummy eyes”, in order showcase the fact that evolution is evident in the form of
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