The human brain is predisposed to learn negative stereotypes, according to research that offers clues as to how prejudice emerges and spreads through society.
Finding out that that stripey movement in the grass is actually yummy coloured zebra is interesting, but not a one time finding like finding out that it’s a tiger.
The world’s a sufficiently dangerous place for a shaved ape that a default reaction to anything of “fuck it, I’m outta here” is very sensible indeed in fact.
That it might not work so well in our more complicated and rather safer world is true but evolution is indeed evolution. We ave to start from where we are, not where some might like to pretend we are.