Carrion grubs move about haphazardly, constantly seeking food. If they detect suitable prey with their blindsense, they move to investigate, attacking rapaciously if the prey proves edible. If the food source moves out of blindsense range, the grub continues moving in the same direction until it catches up, comes to an obstacle, or detects another food source. Although grubs are stupid, their blindsense is quite acute and they will not, for example, pursue prey over the edge of a cliff. If confronted by a foe that cannot be attacked, such as flying archers, the grub escapes by burrowing. A carrion grub can wriggle its way only into soft earth, sand, or materials of a similar consistency. Most carrion grubs are six to eight feet long and weigh three hundred to five hundred pounds, although