The monarch butterfly of Eastern North America typically migrates thousands of miles in order to overwinter in the mountains of Mexico. This journey is all the more miraculous since the route is completed by several generations of the insect (so there is no “memory” of the route by any single butterfly). But this winter, in Kingsolver’s most recent work of fiction, Flight Behavior, due to fluctuating temperatures and other meteorological events tied to global warming, masses of orange monarchs drape the trees on the mountain overlooking the Turnbows’ farmstead in the Appalachian foothills of Tennessee. Their sudden and unexpected appearance is seen as a sign of God by some, and a harbinger of environmental collapse by others. Entomologist Ovid Byron comes to Feathertown, TN, to study the monarchs, and Kingsolver uses his voice to deliver sometimes preachy sermons on how man is destroying his natural surroundings. (An interesting point that Kingsolver makes is that preserving