This little owl was quite frequently detected in the trees at the edge of the wetlands this fall. And one appeared on the doorstep of a friend’s house, just sitting in the snow, which she photographed ...

Phoenix, Arizona — In a desert valley outside Tucson lives a fierce predator that weighs less than a deck of cards. The cactus ferruginous pygmy owl, which nests in the Sonoran Desert’s iconic saguaro ...