..«=^&####                                          ####&^=«..
...«=^&###                                          ###&^=«...
....«=^&##                                          ##&^=«....
.....«=^&#                                          #&^=«.....
......«=^&                                          &^=«......
.......«=^                                     .    ^=«.......
........«=                                        . =«........
.........«                                    . ..  «.........
.......... 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.)                 ^=«.......
........«=                                          =«........
.........«                                          «.........
..........                                          ..........
.........«                                          «.........
........«=                                          =«........