The recent saga of the troublesome family of bears in Hanover, destined to be killed after they entered a home in search of food, is one of the latest examples of conflict between black bears and humans in New Hampshire. Governor Chris Sununu intervened, and the three yearlings were captured and relocated to the north country, although the mother bear has yet to be located. The Hanover human-bear conflict generated concern nationwide, with hundreds signing an online petition and flooding N.H.