english: Those of our ancestors who saw more accurately had a competitive advantage compared to those who saw less accurately, and therefore they were more likely to pass on their genes.
non_english: Onze voorouders  die nauwkeuriger konden zien hadden een competitief voordeel ten opzichte van degenen  die minder nauwkeurig zagen. Ze hadden daardoor meer kans  om hun genen door te geven.