,,,,,:~=*%                                          %*=~:,,,,,
,,,,:~=*%¤                                          ¤%*=~:,,,,
,,,:~=*%¤@                                          @¤%*=~:,,,
,,:~=*%¤@#                                          #@¤%*=~:,,
,:~=*%¤@##                                          ##@¤%*=~:,
,,:~=*%¤@#                                     ,    #@¤%*=~:,,
,,,:~=*%¤@                                        , @¤%*=~:,,,
,,,,:~=*%¤                                    , :,  ¤%*=~:,,,,
,,,,,:~=*% 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.)                 *=~:,,,,,,
,,,,,,,:~=                                          =~:,,,,,,,
,,,,,,:~=*                                          *=~:,,,,,,
,,,,,:~=*%                                          %*=~:,,,,,
,,,,:~=*%¤                                          ¤%*=~:,,,,
,,,:~=*%¤@                                          @¤%*=~:,,,