Almost all owls use camouflage. If one is sitting still, often only its voice or its eyes will give it away. Thanks to some keen-eyed photographers, here are some pics of these awesome birds blending in to their environments…

(via Vladimir Popov, Birding Beijing, Pat Hatch, Trevor’s Birding, Wikipedia, Animal Lovers, Outdoor Photographer, Rum Village Park, PBase, Webster’s Wildshots)