"Bone Eater" (2007) is just another Grade B monster movie that premiered on SyFy. These kinds of creature features generally follow the same formula: a strange monster appears, people begin to die, and those living nearby must figure out how to defeat it or at least survive. The specifics—the monster itself, the setting, and the characters—are what vary from one film to the next. Films like "Gargoyles" from 1972 r…