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.^-;%$#£## the  seagull is  a  metaphysics trick; a ##£#$%;-^.
...-;;%%%# world-builder's  shortcut,  to  define a #%%%;;-...
....^-;%$£ section of  reality and imply  its size: £$%;-^....
.^-;%$#£## place a  flock of birds at  the edge and ##£#$%;-^.
.^-;%$$$££ make  their  calls  tesselate  over  the ££$$$%;-^.
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...^-;;%$£ a seagull can be defined  by  as  little £$%;;-^...
.^-;%$#£## as  five  vertices;  six  triangles.  (i ##£#$%;-^.
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...^^^;%%# at least a dozen birds.)                 #%%;^^^...
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