4 ms·

Ask a tetrachromatic woman: http://en.wikipedia.org/wiki/Tetrachromacy#Possibility_of_human_tetrachromats http://en.wikipedia.org/wiki/Tetrachromacy#Possibility

by bonobo 14y ago

Ask a tetrachromatic woman: http://en.wikipedia.org/wiki/Tetrachromacy#Possibility_of_human_tetrachromats http://en.wikipedia.org/wiki/Tetrachromacy#Possibility_of_hu...