Stock photography, photos: Tree Swallow Stock photos of Tree Swallow. Photograph: © Dan Creighton Click for a larger image and more information Keywords associated with this stock photo: flying, dominant color, creature, outdoor recreation, outdoors, fly, flight, zoology, scenery, beast, avian, swallow, birds, feathered, bird, animal, tree swallow, environmentalism, feather, environment, recreation, sports & recreation, nature, Tachycineta bicolor, ecosystem, birding, beasts, action motion, bird watching, wildlife, ecology, habitat, aves, mammals, ocean, Assateague Island National Sea, national park, water, pony, traveled, land, activity, travelling, travel, traveling, park, CATEGORIES, Atlantic, travelled, marsh, wetland, bay, ACTIVITIES/ACTION, activities