An adolescent owl that was found stuck in a concrete mixer in southwestern Utah is finally on the mend, flying free and maybe a bit wiser from the ordeal. The great horned owl somehow made his way into the truck-mounted mixer in late October and was discovered by workers pouring concrete at a resort construction site. Lucky for him, a series of people gave a hoot about his predicament. Workers hosed the bird down before it was wrapped in a towel. It took days for employees at the Best Friends Animal Sanctuary in Kanab to pick the concrete from the bird’s face, chest and right wing, using forceps to carefully crack the dried debris and cleaning the feathers with toothbrushes and dish soap. The owl started its long recovery at an aviary run by the organization, and employees anxiously waited for it to grow new feathers. But the bird didn’t molt as predicted. In early May, he underwent a procedure called imping, which uses adhesive to graft donor feathers onto existing shafts.…