In the 1970s, Kenya had about six times as many elephants as Zimbabwe, and today Zimbabwe has three times more elephants than Kenya (see chart). What happened that caused the dramatic reversal in elephant populations in the two African countries? Terry Anderson and Shawn Regan of the Property and Environment Research Center (PERC) explain in their excellent article "Shoot an Elephant, Save a Community": "Anti-hunting groups succeeded in getting Kenya to ban all hunting in 1977. Since then, its population of large wild animals has declined between 60 and 70 percent. The country’s elephant population declined from 167,000 in...