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,,,##,,,,# gull call.                    ,      , ~ #,,###,,##
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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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