野天鹅 Cygnus olor，小天鹅骑在他的背上。荷兰赫尔德兰省。湖面上的野天鹅与幼雏。

蓝水上的求偶大天鹅

大天鹅

大天鹅

mute swan parents with three young chicks a pair of mute swan parents swim with their three young chicks on a river during the

a pair of mute swan parents swim with their three young chicks on river during the summer

mute swan parents preen with three young chicks a pair of mute swan parents preen with their three young chicks on a river during

Mute swan

美丽的疣鼻天鹅

大天鹅起飞

展开翅膀的疣鼻天鹅

大天鹅

疣颈天鹅在索美塞特沼泽上飞行

母天鹅在黑暗的水面上梳理羽毛

疣颈天鹅 (Cygnus olor) 在湖面上展开翅膀

疣鼻天鹅在强烈的阳光下飞行

大天鹅

雄性麻雀天鹅在黑暗的水面上摆出威胁姿势

疣颈天鹅 (Cygnus olor)

大天鹅着陆 - cygnus olor

疣颈天鹅飞行

疣颈天鹅 (Cygnus olor)

大天鹅

大天鹅

大天鹅

大天鹅特写

哑天鹅 - 无限

大天鹅

大天鹅炫耀

大天鹅

降落的疣鼻天鹅 - Cygnus olor

mute swan carrying a young cygnet on her back mother this is convenient way for the to move cygnets from place or let them rest if

大天鹅

一只飞行中的麻雀

大天鹅肖像

疣颈天鹅游泳

大天鹅 - Cygnus olor

大天鹅 - Cygnus olor

大天鹅，Cygnus olor

大天鹅 - Cygnus olor

幽暗光线下疣鼻天鹅