Ben Kilham invites us into the world he has come to know best: the world of black bears. For decades, Kilham has studied wild black bears in a vast tract of Northern New Hampshire woodlands. At times, he has also taken in orphaned infants-feeding them, walking them through the forest for months to help them decipher their natural world, and eventually reintroducing them back into the wild. Once free, the orphaned bears still regard him as their mother....

What's to be done about a jaywalking moose? A grizzly bear caught breaking and entering? A murderous tree? As New York Times best-selling author Mary Roach discovers, the answers are best found not in jurisprudence but in science: the curious science of human-wildlife conflict, a discipline at the crossroads of human behavior and wildlife biology. Roach tags along with animal attack forensics investigators, human-elephant conflict specialists, bear...