Oscar and Yosh Pelicanos were enjoying a healthful stroll around the china tower of the Hot Zone. Pelicanos wore a billed hat, khaki walking shorts, and a sleeveless pullover. Two months inside the dome had caused almost all of Oscar’s krewe to go native. Oscar, by stark contrast, wore his nattiest suit and a sharp new steam-blocked hat. Oscar rarely felt the need of serious exercise, since his metabolic rate was eight percent higher than that of a normal human.