Deadly Divide: How Insects, Pathogens, and People Defied the US-Mexico Border

When most people picture the US-Mexico border, they think of walls, fences, concrete, and wire. But in this first history of how the environment influenced physical boundary-making between the two nations, Mary E. Mendoza focuses on how the natural world shaped ideas about race, gender, and security. In so doing, she unearths surprising origins of the modern-day immigration debate.
Mexican migrants have historically been seen by some in the US as invasive and less than human. But actual inva...