Becky Pollack, left, makes a small gap for Ryder Judish (behind netting), 6, to put a tagged monarch butterfly into a holding net with other tagged monarchs as Milana Reeves (right), 9, watches at the Ney Nature Center. The fourth generation of monarchs will live six to nine months, which allows them to winter in Mexico. Photo by Jackson Forderer

NatureMonarchsButterfliesTaggingNet