Complete the following text: a cloud of slithers was swirling up from the dense trees in the distance , like a flock of birds sent into flight by a gunshot . she and jonathan were at the top of their arc , the straight line of the railroad track below them leading off toward the deep desert . '' never seen that many before , '' jonathan said . '' not since ... '' his voice trailed off . jessica saw that the swarm had split , half of them wheeling around , heading toward her and
jonathan