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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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