¨¨§§¨¨¨§§¨                                          ¨¨¨¨¨¨¨¨¨¨
§¨¨¨¨§¨¨¨¨                                          §§§§§§§§§§
¨¨§§¨¨¨§§¨                                          §§§§§§§§§§
¨¨¨¨¨§¨¨¨¨                                          §§§§§§§§§¨
§§§§¨¨¨§§¨                                          ¨§§§§§§§¨¨
¨§§¨¨§¨¨¨¨                                     ¨    ¨¨§§§§§¨¨¨
¨¨¨¨¨¨¨§§§                                        ¨ §¨¨§§§¨¨§§
¨§§§§§¨¨§§                                    ¨ ,¨  ¨¨¨¨§¨¨¨¨¨
¨¨§§§¨¨¨¨¨ 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.)                 §§§§§§§¨¨¨
¨¨§§§¨¨§§§                                          §§§§§§¨¨§§
¨¨¨§¨¨¨¨§§                                          ¨§§§§¨¨¨¨¨
§§¨¨¨§§¨¨§                                          ¨¨§§¨¨§§§§
§¨¨§¨¨¨¨¨¨                                          ¨¨¨¨¨¨¨§§§
¨¨¨¨¨§§§§¨                                          §§§§§§¨¨§§