Comments by "killercaos123" (@killercaos123) on "This Fish "Walks" Like Our Prehistoric Ancestors | National Geographic" video.

  1. Saumya Gaur Evolution is characterized by Natural Selection. The mechanism for that change is mutations in the DNA. Your DNA is basically always changing. And it will always be that way.
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  2. Mutaz Kharusi Simple short answer: it's not evolutionarily beneficial. It has no reason to. So why should it?
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  3. obnoxious kumquat You can correctly spell kumquat (a type of small orange) but not "believe"? lol
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