Bill Bryson meets John Vaillant in this life list quest to see the rarest species in North America.Crammed into a minivan with wife, toddler, infant, and dog, accompanied by mounds of toys, diapers, tent, sleeping bags, and other paraphernalia, Cameron MacDonald embarks on a road trip of a lifetime to observe North America's rarest species. In California, the family camps in the brutally hot Mojave, where he observes a desert tortoise—"the size and shape of a bike helmet and the...