Randy Serraglio is the Southwest Conservation Advocate for the Center for Biological Diversity, headquartered in Tucson, Arizona. A veteran of many environmental and human rights campaigns, he holds a bachelor’s degree in Latin American studies from the University of Arizona. Here, he discusses the Administration’s actions to build the Border Wall along the U.S.-Mexico border, the consequences it is having for wildlife that requires the ability to cross the border, and the Center’s efforts to take legal action to prevent its construction.