The story of Dan Burros was the origin of Henry Beans movie, The Believer.
"Wikipedia"
In addition to their championship in 2005, the Burros made the CIF finals in football in 1974 (losing to Neff High School under the direction of Head Coach Bruce Bernhardi), and in 2003 (losing to Kaiser High School 44-34 under the direction of Steinberg)
"Wikipedia"
In the early days of the mining industry in Colorado, miners would take burros, which is the Spanish word for donkeys, through the mountains of Colorado while prospecting.
"Wikipedia"