17 On the north bank, the behaviour of the dead was also causing concern. On the fringes of the territory the group of survivors had recently reclaimed, the tens of thousands of desperate corpses had long since stopped acting as individuals and had seemingly become a bizarre cooperative organism, something akin to a basic hive-mind. But hive-mind wasn’t right either; that phrase indicated an ability to understand, to plan and control. The dead didn’t plan, they just reacted , driven by a shared instinct, perhaps, but without the ability to ever stop. Without an iota of consideration for what remained of their fragile physical selves, the interminable hordes reacted to the activities of the living in an unnaturally uniform way, surging ever closer. And that unspoken, slavish compliance, th

