欧美日韩性大香蕉|精品无码成人视频|永久久久久久久久|日韩加勒比偷拍网|婷婷伊人久久蜜桃|亚洲理论中文字幕|中文无码黄色Av|三级一区二区三区|超碰在线精品专区|国语对白一级A片

Red-crowned cranes are among the world's rarest birds and are primarily white with a patch of red bare skin on the crown. They let out sonorous calls and are often seen in wetlands and among reeds. In spring they usually breed in Heilongjiang province with the breeding season from April to June. Red-crowned cranes are monogamous and its lifespan is around 50 to 60 years, hence the name Xian He (crane of the immortals). The species can be found in northeastern China, eastern Mongolia, east of the Wusuli River in Russia, North and South Korea and Hokkaido in Japan.