Collared Kingfisher, Khulna Province , Bangladesh A collared kingfisher preens in the Sundarbans mangrove forest of Bangladesh.
一只白领翡翠鸟在孟加拉国巽达班斯红树林里整理羽毛.
This is not the first such attack in Khulna, which is known by local journalists as the "Valley of Death".
来自UNESCO