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........^~                                        . ~^........
.........^                                    . ^.  ^.........
.......... 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.)                 £¤¤††~^...
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