In this photo taken Dec. 4, 2012, Niang Homhuan, 37, a Thai mahout’s wife walks past an elephant while searching for elephant dung at a camp in Chiang Rai province, northern Thailand. A Canadian entrepreneur with a background in civet coffee has teamed up with a herd of 20 elephants, gourmet roasters and one of the country’s top hotels to produce the Black Ivory, a new blend from the hills of northern Thailand and the excrement of elephants which ranks among the world’s most expensive cups of coffee. (AP Photo/Apichart Weerawong)