There appear to be 2 different kinds in the pictures-
所有跟帖:
• 也有可能是Tundra Swan:) -冬夢- ♀ (0 bytes) () 03/26/2007 postreply 12:59:14
• 確實是Tundra Swan和雪雁. -independent- ♂ (0 bytes) () 03/26/2007 postreply 13:02:51
• 好象trumpeter swans多在WEST COAST -冬夢- ♀ (77 bytes) () 03/26/2007 postreply 13:07:50