Well if we get on to hearing, our ears do a lot better than our eyes. From the source entering into hole on either side of our head we can split the sound into

Well if we get on to hearing, our ears do a lot better than our eyes. From the source entering into hole on either side of our head we can split the sound into a myriad of frequencies and gather a lot of information from it. In a similar situation from a single point of light out eyes would say "sort of blue-ish". Most visible frequency information is ignored.