In his classic textbook, Why Big Fierce Animals are Rare, Paul Colinvaux (1978) interprets why large carnivores inevitably reside at much smaller densities than their prey. For most of the world, although, it is not environmental necessity, but direct human influence that interprets the rarity - or, in an expanding number of locations, entire nonattendance - of large-scale furious animals. They are slain because they intimidate us or our livestock, or because they gaze as if they might, or easily because they are “bad animals”. The ...