Trumpeter swans (Cygnus buccinator), territorial posturing, St. Croix River, WI, USA, mid January, by Dominique Braud/Dembinsky Photo Assoc

---

Size: 5400px × 3600px
Photo credit: © Dominique Braud/Dembinsky Photo Associates/Alamy / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: aggression, aggressive, alike, america, behavior, birds, bonding, braud, buccinator, competition, courtship, croix, cygnus, dembinsky, dominique, ecosystem, environments, feathers, flight, flock, gaggle, group, ice, lakes, love, mating, migratory, natural, north, outdoors, ponds, posturing, related, rivalries, river, rivers, siblings, similar, snow, st., stand, states, swan, swans, trumpeter, united, usa, waterfowl, wetlands, wi, wild, wildlife, wings, winter, wisconsin