BBC纪录片:美丽中国--长城以外6
【双语参考文本】The name Bayanbulak means "rich headwaters"and they've come here to set up temporary homes to graze their livestock on the lush summer pastures.The search for fresh fodder for their animals keeps them on the go and being able to move home so easily is a real advantage.It takes only a few minutes for the Mongolian family to set up their yurts.But the Mongolians don't have this place all to themselves.The rich resources also attract a huge variety of birds.Demoiselle cranes, wading birds and waterfowl migrate here from all over Asia, drawn to the rivers and wetlands fed by glacial meltwater from nearby mountains.This place is known in China as Swan Lake.It's the world's most important breeding site for whooper swans, and arguably, mosquitoes as well.
