More on the global wildlife trade -Economics & Evolutionary Biology Posted on November 12, 2018Author wsanmartin No Comments on More on the global wildlife trade -Economics & Evolutionary Biology Inside the disturbing world of illegal wildlife trade. NATGeo. NOVEMBER 9, 2018. https://www.nationalgeographic.com/animals/2018/11/poaching-tigers-bears-bile-farming-book-talk/ Under poaching pressure, elephants are evolving to lose their tusks. NATGeo. NOVEMBER 9, 2018. https://www.nationalgeographic.com/animals/2018/11/wildlife-watch-news-tuskless-elephants-behavior-change/