...^--%###                                          ###%--^...
......-\%#                                          #%\-......
.^-\%$#@##                                          ##@#$%\-^.
.^-\%$##@#                                          #@##$%\-^.
....--\$$#                                          #$$\--....
.-\%$##@##                                     .    ##@##$%\-.
.^-\\\\\%#                                        . #%\\\\\-^.
.^-\%$####                                    . ^.  ####$%\-^.
.^-\%$##@# gull call.                    .      . ^ #@##$%\-^.
.^-\%$##@# ---------------------------------------- #@##$%\-^.
...^\\$###                                          ###$\\^...
.^-\\%%##@ the seagull is  a  metaphysics trick;  a @##%%\\-^.
.^-\%$##@# world-builder's  shortcut, to  define  a #@##$%\-^.
.^-\%$##@# section  of  reality and imply its size: #@##$%\-^.
...^-\%$$# 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.)                 @#%-^.....
....^-\$##                                          ##$\-^....
.^-\%$##@#                                          #@##$%\-^.
.^-\%$##@@                                          @@##$%\-^.
.....-\$#@                                          @#$\-.....
.^-\%$##@#                                          #@##$%\-^.