《太平广记·卷四百六十三·禽鸟四》
唐玄宗开元年间，贝州蝗虫吞食禾苗，有数千大白鸟，数万只小白鸟，把蝗虫吃光了。
开元中，贝州蝗虫食禾，有大白鸟数千，小白鸟数万，尽食其虫。
During the reign of Emperor Xuanzong of the Tang Dynasty, a plague of locusts devoured the crops in Bozhou. There were thousands of large white birds and tens of thousands of small white birds that ate all the locusts.