###¤%$†-^.                                          .^-†$%¤###
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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.)                 .^-††††%¤#
####¤%$-^.                                          .^-$%¤####
#%†††^^^^.                                          .^^^^†††%#
##%†^^^^..                                          ..^^^^†%##
###¤%$†-^.                                          .^-†$%¤###
###¤%$†-^.                                          .^-†$%¤###