BBC纪录片《冰冻星球》春季第3期:猎食海豹

[00:01:57]The male polar bear has been out on the frozen ocean all winter. 公北极熊整个冬天都待在冰封的海面上 [00:06:51]Times have been lean, 这个季节食物非常匮乏 [00:08:24]and a bear cub would certainly make a welcome snack. 几头小熊仔绝对是上好的零食 [00:12:10]However, the mainstay of his diet is seals, 但是 他主要还得靠海豹充饥 [00:15:41]and now is the time when they have their pups. 而现在正是海豹生育的季节 [00:21:24]The surface of the frozen sea is marked with pressure ridges, 冻结的洋面上 遍布着因潮汐而形成的 [00:24:51]and cracks created by the fluctuating tides. 冰脊和裂纹 [00:28:37]Both are good places to look for seals. 这些都是猎食海豹的好去处 [00:41:48]He has detected a seal den beneath the ice. 他发现了一处藏在冰下的海豹窝 [00:46:26]Now he must pin-point it, 现在 他必须借助异常灵敏的嗅觉 [00:48:09]using only his extraordinary sense of smell. 来进行精确定位 [00:55:36]By treading lightly, he can avoid scaring his prey. 他小心翼翼 以免打草惊蛇 [00:58:43]He will need to punch through a metre of snow to reach the den, 他得打穿一米厚的雪才够得到海豹窝 [01:08:13]and if his aim is not exactly on target, 如果他定位不够精准 [01:10:46]the seal will certainly escape. 海豹就会逃走

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