List of fatal bear attacks in North America

October 5, 1986 - Tesinkey, a photographer, was mauled after approaching a bear in the Otter Creek area of Hayden Valley, Yellowstone National Park. The bear was killed.

• http://en.wikipedia.org/wiki/List of fatal bear attacks in North America
• Page 101 - Whittlesey, L. H., 2012, Death in Yellowstone: Accidents and Foolhardiness in the First National Park: Roberts Rinehart, 446p.