`:::I am puzzled about why it is harder to read. Ech bar is separated by white space!  (a) How does that change the fact that the shades of blue are too similar?  (b)  As for ``separated by white space``...what are you talking about?   :::The argument about printing one could apply to everywhere in Wikipedia  True.  Which is why, colour or greyscale, we should go for figures with more distinct colours.  Three near-identical shades of blue aren't very useful. :::Please explain why you think that the third bar is not ``evolution oriented``. I find this hard to understand.  Well, ``creationism can be discussed as a 'belief' in science class`` could range from ``this is what creationists believe, and here's why it's wrong``.  But that might also be the answer given by someone who believes in giving equal time to their ``beliefs`` alongside the science, or who thinks that evolution is ``just another unproven belief, just like creationism``.       `