Stock photography, photos: Trumpeter Swans and Ducks in Pond Stock photos of Trumpeter swans and Mallard Ducks swimming in a wetlands pond Photograph: © Cary Ulrich Click for a larger image and more information Keywords associated with this stock photo: trumpeter, swan, olor, buccinator, trumpeter swan, swans, bird, birds, water, waterfowl, flight, flock, marsh, marshland, swim, swimming, beak, beaks, bills, feathers, gracefull, large birds, wildlife, horizontal