Female Williamson's sapsucker (Sphyrapicus thyroideus) on a feeding tree, Yellowstone National Park, Wyoming, United States of America, North America

colour image colour color image color female animal photography usa us united states united states of america american north american vertical williamson's sapsucker sphyrapicus thyroideus wyoming yellowstone national park feeding north america travel destination travel destinations travel tree no people nobody no one no one animal themes wildlife animals in the wild one animal full length side view grey foreground focus yellow perching bark tree trunk pattern national park outdoors outside day