Great question — answering as the UphillTech team:
Philmont Scout Ranch in northern New Mexico with 11,000 visitors (10 days each) had a significant bear problem. One of the stories, not of cubs, but of yearings, was of the Kamikaze bear. Standard doctrine was to hang your bear bait bag 12 feet above the ground, 6 feet from the nearest tree. Camps had permanent setups with lines to pulleys hung 25 feet up. Since the group size was 10 people the bags could be quite heavy, even with groups usually only carrying 3-4 days food at any one time. The Kamikaze bear was a two year old, first summer on his own. The suspicion was that he learned to do this when younger and smaller, and refined the technique as he grew. Anyway, he would climb the tree...
Full answer by Sherwood Botsford: https://outdoors.stackexchange.com/a/25819 (CC BY-SA 4.0).
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