Trumpeter swan (Cygnus buccinator). These swans are impressively large - males weigh on average around 12 kilograms, making them North America's heaviest flying bird. Photographed in Yellowstone National Park, Wyoming, USA. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Marazzi, Dr. P. |
Bildgröße: | 5544 px × 3696 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |