Heart rate tracking for three of the Alaska bears showed a drop from 55 beats per minute on average before hibernation to 14 erratic ones per minute in winter.
对三头阿拉斯加的黑熊的心率追踪显示出它们在冬眠前的平均每分钟 55 下降低到了冬天里每分钟飘忽不定的 14 下。
In the raw winter months, Mark began suffering increasingly severe bouts of bronchitis, and each illness triggered episodes of heart failure.
在接下来的冬季里,马克开始遭受日益严重的支气管炎的病痛,而且每次生病都会诱发心脏衰竭。
With a sick heart, Ochkhuu (at left) and his father-in-law, Jaya, dispose of sheep and goat carcasses after the winter of 2009-2010, which killed millions of livestock across Mongolia.
2009到2010年间的严冬,使整个蒙古国损失了上百万的牲口。奥奇古(图左)和他的岳父伽雅,正在处理绵羊和山羊的令人恶心的尸体。
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