GREENWOOD VILLAGE, CO - JULY 8: Rayna, a three-year-old German shepherd, sits on a trail at the Marjorie Perry Nature Preserve with her owner, Rhonda Buder, on July 8, 2015, in Greenwood Village, Colorado. The preserve, nearly 60 acres in size, sits just off the High Line Canal and offers visitors trails and ponds to explore. (Photo by Anya Semenoff/The Denver Post via Getty Images)
