The Chinese government has said it will rein in the smuggling and illegal sale of ivory, but those enforcement efforts do not appear to have reached the town of Shuidong.
In 2005, conservationists launched a plan to establish rhino populations in seven parks in Assam state. It proved to be an even bigger challenge than expected.
As poaching pushes the rhino toward extinction, South Africa considers a radical solution: Legalize the very thing that is killing them. It'd make some people very rich. But would it doom the species?