Proof according to JWs that the flood really happened.
http://jwzone.org/forums/showthread.php?s=739a65ad661650f6fd292a35392f96ae&threadid=5681
Additionally the diversity of the Human Genome would have been
more so than it is today,there is a distinct possibility that
we could have people with spots and stripes ,not a result of
stretchmarks or freckles but bonified adptive coloration patterns
but that would have skewed the world as we know it so much that
the world we know today would not be recognizable.