How will Screw Worms impact Texas Wildlife, with Macy Ledbetter, Wildlife Biologist
In the 1950s-1960 Screwworms killed 80% of whitetail deer in Texas. New World Screwworms have now been confirmed in Texas again, and the threat to our wildlife and livestock is real. In this episode of Landowner Insider, Kasey Mock sits down with leading wildlife biologist Macy Ledbetter of Spring Creek Outdoors, LLC to break down what the return of New World screwworm means specifically for Texas wildlife. Just days after the first confirmed case in a calf in Zavala County, Kasey and Macy dive into the realities of how screwworm impacts deer, exotics, and free-ranging wildlife populations—and why this may present a greater long-term risk than many landowners realize. This is a timely, focused conversation pulled directly from a longer 2.5-hour interview to bring you the most relevant and urgent information without delay. In this episode, you'll hear: - What the confirmed screwworm case in South Texas means right now - Why wildlife presents a unique challenge compared to livestock - How screwworm spreads and why early awareness matters - What landowners and wildlife managers should be watching for - The broader implications for Texas land, hunting, and management If you own land, manage wildlife, or operate in agriculture, this is a conversation you need to be paying attention to. For additional context on the livestock side of screwworm, go back and listen to our recent episode "The New World Screwworm Threat with Texas Animal Health Commission," from April 6th, 2026. with Dr. T.R. Lansford of the Texas Animal Health Commission. The full 2.5-hour conversation with Macy Ledbetter, including discussions on CWD, EHD, anthrax, and more, will be released next week. Follow Landowner Insider for more conversations covering the issues shaping Texas land, wildlife, and agriculture.