Mute swan feathers. Display feathers of a male mute swan (Cygnus olor) at breeding time. Bird flight depends on feathers being strong yet flexible and light | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Booth, Simon |
Bildgröße: | 2692 px × 4038 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |