§§%;:¨¨¨¨¨                                          ¨¨¨¨¨:;%§§
###§%%;~:¨                                          ¨:~;%%§###
###§%%;~:¨                                          ¨:~;%%§###
#§%~~¨¨¨¨¨                                          ¨¨¨¨¨~~%§#
###§%%;~:¨                                          ¨:~;%%§###
#§%;;;:¨¨¨                                     ¨    ¨¨¨:;;;%§#
####§%;~:¨                                        ¨ ¨:~;%§####
#§§%~:¨¨¨¨                                    ¨ :¨  ¨¨¨¨:~%§§#
§%;;~¨¨¨¨¨ gull call.                    ¨      ¨ : ¨¨¨¨¨~;;%§
###§%%;~:¨ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ¨:~;%%§###
###§%%;~:¨                                          ¨:~;%%§###
#§§%;;~:¨¨ the seagull  is  a metaphysics  trick; a ¨¨:~;;%§§#
§§%%%%;~:¨ world-builder's shortcut,  to  define  a ¨:~;%%%%§§
###§%%;~:¨ section of  reality  and imply its size: ¨:~;%%§###
##§%%%;~:¨ place a flock of birds  at the edge  and ¨:~;%%%§##
###§%%;~:¨ make  their  calls  tesselate  over  the ¨:~;%%§###
##§%%%;~:¨ entire volume                            ¨:~;%%%§##
###§%%;~:¨                                          ¨:~;%%§###
§%%%%%;~:¨ a seagull  can  be  defined by as little ¨:~;%%%%%§
###§%%;~:¨ as  five  vertices;  six  triangles.  (i ¨:~;%%§###
§%%;~:¨¨¨¨ would  recommend handling  in swarms  of ¨¨¨¨:~;%%§
###§%%;~:¨ at least a dozen birds.)                 ¨:~;%%§###
§%~:¨¨¨¨¨¨                                          ¨¨¨¨¨¨:~%§
###§%%;~:¨                                          ¨:~;%%§###
###§%%;~:¨                                          ¨:~;%%§###
#§%%~:¨¨¨¨                                          ¨¨¨¨:~%%§#
#%;~~¨¨¨¨¨                                          ¨¨¨¨¨~~;%#