在贯穿加拿大群岛的升高了的海滩上，人们都能发现北极露脊鲸的骨骼。
Bowhead skeletons are found on elevated beaches through the Canadian archipelago.
北极的巨型动物——北极露脊鲸——正在用西北通道穿越美洲上端的游动。
Bowhead whales, the giants of the Arctic, are using the Northwest Passage to move across the top of the Americas.
因纽皮特人担心破冰船和钻井船会伤害北极露脊鲸，这可是他们的生计来源。
They worried that icebreakers and drill ships would hurt the bowhead whales on which they depend.
北极露脊鲸大约还有1万1千头。虽然种群数在增加，但仍是濒于灭绝的物种。
Bowheads, which number about 11,000, are an endangered species, though the population is increasing.
北极露脊鲸，弓头鲸生活在北冰洋的一种有鲸须的鲸鱼，具有大的头部和拱形的上颚。
A whalebone whale of Arctic seas, having a very large head and an arched upper jaw .
千百年来生活在住在阿拉斯加北极圈内的当地人依靠狩猎北极露脊鲸和其他哺乳动物生存。
For thousands of years the native people living above the Arctic circle in Alaska have depended on hunting bowhead whales and other mammals for their subsistence.
图勒人以北极露脊鲸的鲸肉和鲸脂为食，用它们的骨头建造了自己的房子并以鲸油为燃料。
They ate meat and blubber from the bowhead, built houses using their bones and burned their oil.
当然也有些著名的例外：比如夏天里北极露脊鲸歌曲般的合唱，还有座头鲸那复杂的、令人难以忘怀的低语。
Notable exceptions are the nearly song-like choruses of bowhead whales in summer and the complex, haunting utterances of the humpback whales.
整个夏季，许多北极熊聚集到巴特岛的卡克托维克附近休憩觅食，因为这里有被捕猎的露脊鲸残骸。
During the summer, many polar bears gather to rest and feed on hunter-harvested bowhead whale remains near Kaktovik, on Barter Island.
在北极，北太平洋露脊鲸和北极熊可能是最受杂交威胁两种物种。
In the Arctic, the North Pacific right whale and polar bears are probably threatened the most by hybridization.
在北极，北太平洋露脊鲸和北极熊可能是最受杂交威胁的两种物种。
In the Arctic, the North Pacific right whale and polar bears are probably threatened the most...
在北极，北太平洋露脊鲸和北极熊可能是最受杂交威胁的两种物种。
In the Arctic, the North Pacific right whale and polar bears are probably threatened the most...
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