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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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~.........                                          .........~