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#,,,,#,,##                                          #,,,,,####
,,##,,,,,#                                          ,,###,,###
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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.)                 ,,,,######
#,,#,,,,,,                                          ,##,,#####
,,,,,#####                                          ,,,,,,####
,###,,####                                          ,####,,##,
,,#,,,,###                                          ,,##,,,,,,
#,,,##,,##                                          ,,,,,#####