The USDA Cowboys Trying to Guard the Border Against “New World Screwworm”… and How We Are Going to Stop the Spread
A little‑known group of government cowboys called “tick riders” has quietly patrolled the southern U.S. border for over a century. The highly skilled cowboys, officially known as “Mounted Patrol Inspectors,” act as a living biosecurity fence between American livestock and a range of dangerous pests. Originally assembled as a frontline defense against cattle fever ticks, …