Other editions of book Darkness Falls

Agents Mulder and Scully are tracking terror deep in the forest, where loggers have been disappearing into thin air. Is this the work of eco-warriors, trying to protect their beloved trees? Or an unearthly evil, indulging in a feeding frenzy'every night, when the light fails? One thing is certain: Scully and Mulder need answers before darkness falls...for good!