| [00:00.0] | The cliff tops are soon stained pink |
| [00:03.70] | with the droppings of tens of thousands of nesting penguins |
| [00:08.62] | Only in a land almost entirely covered in ice |
| [00:13.4] | could bare rock be reckoned an oasis |
| [00:18.6] | Some will travel into the heart of the continent to find it |
| [00:23.78] | These are nunataks |
| [00:27.64] | the exposed peaks of vast mountain ranges |
| [00:31.14] | buried in ice over a mile deep |
| [00:36.26] | The eerie silence here is only broken in spring |
| [00:41.87] | The snow petrels have arrived and are courting |
| [00:46.97] | Antarctic petrels now join |
| [00:48.49] | the most southerly bird colony on earth |
| [00:54.14] | The birds have flown inland for over 300 miles |
| [00:57.86] | to reach this breeding site |
| [01:00.26] | Once their eggs have hatched |
| [01:02.10] | they'll be forced repeatedly to make the 600-mile round trip |
| [01:06.48] | to gather food in the ocean |
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