If you choose to nest in the open, you must be prepared for a fight. 选择了空旷地筑巢也就必须做好厮杀角逐的准备
The male polar bear's ice world has finally vanished beneath him. 冰雪世界最后在雄北极熊的脚下消失了
the Arctic becomes ''The land of the midnight sun'' 北极变成了所谓的“午夜太阳之地”
and 24 hours of daylight allow animals to feed around the clock. 一天24小时都是白昼 动物可以24小时觅食
Migrants return to the Arctic from far and wide. 候鸟们从世界各地返回北极
They've come to make the most of the brief flush of food and to produce their young. 它们来寻找美食和繁衍后代
Sandhill cranes have travelled all the way from New Mexico. 沙丘鹤则从新墨西哥州一路赶到这里
Their chicks join the growing band of youngsters exploring the tundra. 它们的小鸟跟其他小鸟一起探索冻土地带
burrowing up to a metre beneath the rocks. 蛋藏在岩石下的深达1米的缝隙里
At the height of summer, the sun never sets, 盛夏的太阳从不落山