This article is definitely relevant to tribal food issues since it discusses a staff recommendation to reduce Yellowstone National Park’s bison herd for effective management purposes.  A hunt is one of the strategies, but the article also points out that there have been numerous calls for increased cooperation with tribes seeking to expand their buffalo herds.  While Yellowstone’s buffalo population is one of the most genetically healthy in the world, the animals do have issues with brucellosis, which is an animal disease affecting pregnancy that has been eradicated through most of the world.