....§§....                                          .§..§..§§.
§§§....§§§                                          ..........
.§..§§..§§                                          .§§§§§§§§.
.........§                                          ..§§§§§§..
§§§§§§§§..                                          §..§§§§..§
§§§§§§§...                                     .    ....§§....
.§§§§§..§§                                        . .§§....§§.
..§§§.....                                    . ,.  ....§§....
§..§..§§§§ GULL C4LL.                    .      . , §§§....§§§
.......§§§ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ §§..§§..§§
.§§§§§..§§                                          ..........
..§§§....§ TH3 S34GULL  1S  4  M3T4PHYS1CS TR1CK; 4 §§§§§§§§§§
...§..§§.. WORLD-BU1LD3R'S  SHORTCUT,  TO  D3F1NE 4 .§§§§§§§§.
§§.......§ S3CT1ON OF  R34L1TY  4ND 1MPLY 1TS S1Z3: ..§§§§§§..
...§§§§§.. PL4C3 4 FLOCK OF B1RDS 4T  TH3  3DGE 4ND §..§§§§...
§§..§§§..§ M4K3  TH31R  C4LLS  T3SSEL4TE  OV3R  TH3 ....§§..§§
§....§.... 3NT1RE VOLUM3                            §§§......§
..§§...§§.                                          §§..§§§§..
§....§.... 4  S34GULL  C4N B3 D3F1NED  BY 4S L1TTL3 §....§§..§
..§§...§§§ 4S  F1V3  V3RT1CES;  S1X  TR14NGL3S.  (1 ..§§......
§....§..§§ WOULD  R3COMMEND H4NDL1NG 1N  SW4RMS  OF .....§§§§§
..§§.....§ 4T L34ST 4 DOZ3N B1RDS.)                 §§§§..§§§§
.....§§§..                                          .§§....§§.
§§§§..§...                                          ....§§....
.§§.....§§                                          §§§....§§.
....§§§..§                                          §§..§§....
§§§..§....                                          §......§§§