They lurk in dark places and love the shadows. But if unused, may in a sense lurk in the depths unseen. Hostile creatures lurk in these levels, and they come in many forms. Throughout the day, the fish lurk in dark areas and ambush their prey. Interviews can also be used to answer the question of why and how lurkers lurk. Lurkers lurk rather than participate for a variety of reasons. Hungry predators lurk in ambush or patrol every part of the reef, night and day. But bloodshed and treachery lurk around every corner. Some species are hunters and lurk near places where hosts may rest. Both are thought to lurk in dirty and desolated places. They often lurk on specific trees and prefer to appear in white clothing. Deep in the sewers of New York City, four mutant turtle brothers lurk. In their eyes lurk all of mankind's questions and answers. "In what real landscape does this monster of pure negativity lurk?" Robbins asks. They found that people that lurk longer before posting had greater levels of cultural capital.