Stock photography, photos: fly on willow catkin Stock photos of fly feeding on willow catkin Photograph: © Esa Hiltula Click for a larger image and more information Keywords associated with this stock photo: fly, willow, catkin, Salix, tree, bush, branch, nature, natural, botany, flora, close, up, closeup, close-up, macro, plant, spring, season, insect, hair, hairy, wings, eye, legs, tiny, little, small, feeding, food, detail, vegetation, Finland, Europe