When Brigham Young and his Mormon pioneers entered the Valley of the Great Salt Lake, they encountered clans of homo vampirus-a small branch of the human family tree, not unlike Neanderthals-who lived along the shores of this inland sea, where they could find the minerals they needed to survive. The Mormon settlers waged war and the native homo vampirus were banished to the Great Salt Lake's only island-dubbed "Vampire Island"-where contact with them...