Emperor penguins' amazing journey to breeding grounds deep in the Antarctic and their ability to survive the brutal winter there were captured in the 2005 documentary March of the penguins.
帝企鹅的惊人冒险引起了在南极深处地方的人的注意，他们能在寒冬下生存。曾在2005年的纪录片帝企鹅日记中被捕捉下来。
It can reduce ventilation in winter, saving heating expenses and decreasing the breeding cost.
冬季可减少通风，节省了取暖升温开支，降低养殖成本。
The mallards are migratory birds sometimes called wild ducks. They fly to the warm South in winter, then return to the North in summer for breeding.
绿头鸭又叫做野鸭，是一种会依季节移栖的候鸟，冬天时飞向温暖的南方，夏天时再飞回北方的繁殖地进行繁殖。
应用推荐