#¤¤¤¤=^=,,                                          ,,=^=¤¤¤¤#
##@¤¤=^=,,                                          ,,=^=¤¤@##
@¤^,,,,,,,                                          ,,,,,,,^¤@
¤=^,,,,,,,                                          ,,,,,,,^=¤
@¤^=,,,,,,                                          ,,,,,,=^¤@
#¤=^^^^=,,                                     ,    ,,=^^^^=¤#
@¤¤¤^,,,,,                                        , ,,,,,^¤¤¤@
##@¤¤=^=,,                                    , ,,  ,,=^=¤¤@##
@@@¤¤=^=,, 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.)                 ,,=^=¤¤@##
###¤¤=^=,,                                          ,,=^=¤¤###
##@¤¤=^=,,                                          ,,=^=¤¤@##
###@¤=^=,,                                          ,,=^=¤@###
##@¤¤=^=,,                                          ,,=^=¤¤@##
###¤¤=^=,,                                          ,,=^=¤¤###