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.-«;^§£### the  seagull is a  metaphysics trick;  a ###£§^;«-.
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.-«;^§£### 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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..-««^§£££ as  five  vertices;  six  triangles.  (i £££§^««-..
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.-«;^§££## at least a dozen birds.)                 ##££§^;«-.
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