1月20日，一群灰鹤在秦皇岛市昌黎县境内的海边湿地觅食。近一个多月来，先后有2000多只灰鹤飞抵河北省秦皇岛市沿海湿地过冬。秦皇岛市沿海湿地面积超过50万亩，良好的生态环境吸引了全国近1/3的鸟种在这里繁衍生息，其中属国家重点保护动物的有近70种。新华社记者 杨世尧 摄  1 month and day,A group of grey crane in our caravan left changli county of qinhuangdao within the territory of the beach wetland foraging.More than a month,Has more than 2000 only grey crane flew to qinhuangdao in hebei province coastal wetland for the winter.Qinhuangdao coastal wetland area of more than 500000 acres,Good ecological environment to attract the nearly a third of the bird lived in here,Which belong to national key protected animals have nearly 70 kinds of.The xinhua news agency YangShiYao perturbation 

     1月20日，一群灰鹤在秦皇岛市昌黎县境内的海边湿地觅食。新华社记者 杨世尧 摄  1 month and day,A group of grey crane in our caravan left changli county of qinhuangdao within the territory of the beach wetland foraging.The xinhua news agency YangShiYao perturbation