2 bull bison from Yellowstone shot outside park
Experiment goes awryby Editor of Yellowstone Reports
May 7, 2010
Billings Gazette reports on an odd case of 2 bulls imobilized for study, but that then later traveled very far from park boundary and apparently had to be shot:http://billingsgazette.com/news/state-and-regional/montana/article_c1399f76-5941-11df-aae0-001cc4c03286.html?mode=story