KCPR presents "Ball of the Year" in collaboration with the Cal Poly Theatre and Dance Department kcpr.org - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from kcpr.org Daily Mail and Mail on Sunday newspapers.
The butterflies tagged Thursday will eventually migrate to Mexico as part of their winter migration. Once there, others will catch them and check their tags, providing data to help save the species.