They scrounge for wild honey. They tip over dead logs and feast on grubs, termites and ants. They depend a great deal on acorns. When readily available, they'll scavenge carrion. In other words, a black bear is an opportunistic forager.
Bears also are quite intelligent.
At first, the anglers enjoyed having the bear around. They fed him fish and other treats. Soon the bear began to expect food, and suddenly, he wasn't so cute anymore. He was an accident waiting to happen. Most people-bear conflicts occur when bears are emboldened by a convenient food source.