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#@@#%§:=,. ======================================== .,=:§%#@@#
##@#%§:=,.                                          .,=:§%#@##
##@@#%§=,. 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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