in early summer, gaoshan island welcomes the yellow-billed egrets, a water bird species of the ardeidae family. this egret has migrated to the island among others for the important task of getting ready for the arrival of its next generation.
about changdao series
at the northern end of east china's shandong province, lies an archipelago. changdao, or changshan island, consists of 151 islands. volcanoes, seabirds and marine animals have formed a special ecological system there.
