In fact the winged males look far more like females than they look like wingless males.
All the “3rd sex” I can think of are this : males in female form, for direct reproduction advantage.
Not a big departure from 2 sexes.
Eusocial insects might be more interesting.
All the “3rd sex” I can think of are this : males in female form, for direct reproduction advantage.
Not a big departure from 2 sexes.
Eusocial insects might be more interesting.