Echoes to Bugles: Stories of Colorado Mammals Echoes to Bugles: Stories of Colorado Mammals examines the natural history of two dozen mammals treated as twelve pairs of two very different but very connected animals. Each month features a different pair and presents both the details of their separate lives as individuals and of their inseparable lives as predator and prey. Tuesday, 8 July – Echoes in the Night Wings made the Wizard of Oz monkeys creepy, but wings made the horse of Greek mythology magnificent. Bats have wings for real, yet it is their bittersweet fate that their unique power of flight makes them fascinating while their propensity for darkness keeps them suspect. Often our neighbors, they remain perpetual strangers, shadows in the darkness, echoes in the night.