For a second Peter has the ludicrous thought that Daniel is telling him up, as in climb up that tree, but as he looks up the twisted shape of a likely candidate he sees --

"Fuck!" he exclaims, and veers away, though the forest is thick enough that it has no trouble adjusting its own course to follow. They're going to die. They're going to die in these horrible fucking woods and he doesn't even know what the hell it is that's going to kill them.