Jean-Luc E. Cartron is a research assistant professor at UNM and the director of the Drylands Institute New Mexico office. He has written numerous articles on raptor ecology and is the editor of Biodiversity, Ecosystems, and Conservation in Northern Mexico. David C. Lightfoot is a research associate professor with the Museum of Southwestern Biology (MSB), UNM, and a senior ecologist with SWCA Environmental Consultants. Jane E. Mygatt is a senior collection manager with the MSB, UNM. Sandra L. Brantley is a research associate professor with the MSB, UNM. Timothy K. Lowrey is a curator and professor with the MSB, UNM.