.@@@..@@@. @..@..@..@
.@.@@.@.@. @@..@..@..
...@@..... .@@..@..@.
...@@@.... .@@@..@..@
@..@.@@... .@.@@..@..
.@...@@@.. . ...@@@..@.
..@..@.@@. . ...@.@@..@
@..@...@@. . ,. @....@@@..
.@..@..@@. 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.) ..@@@..@..
..@.@@...@ ..@.@@..@.
....@@@... ....@@@..@
@...@.@@.. ....@.@@..
.@....@@@. ......@@@.
..@...@.@@ ......@.@@