.,=\*¤¤@##                                          ##@¤¤*\=,.
.,=\*¤¤@##                                          ##@¤¤*\=,.
.,=\*¤¤@##                                          ##@¤¤*\=,.
.,=\¤¤@###                                          ###@¤¤\=,.
....,==*¤¤                                          ¤¤*==,....
....,=\*¤¤                                     .    ¤¤*\=,....
......=\¤@                                        . @¤\=......
.,=\*¤¤@##                                    . ,.  ##@¤¤*\=,.
...,=\*¤¤¤ 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.)                 ¤*\\==....
...,\\*¤¤#                                          #¤¤*\\,...
.,=*¤¤@###                                          ###@¤¤*=,.
.,=\*¤¤@##                                          ##@¤¤*\=,.
.,=\*¤¤@##                                          ##@¤¤*\=,.
.,=\*¤¤@##                                          ##@¤¤*\=,.