In May a huge iceberg broke off from an Antarctic ice shelf, drifted, and came to a stop - right in front of “maybe the world’s unluckiest” penguins. Like a door shutting, the iceberg’s huge walls sealed off the Halley Bay colony from the sea.

It seemed to spell the end for hundreds of newly-hatched fluffy chicks whose mothers, out hunting for food, may no longer have been able to reach them.

Then, a few weeks ago, the iceberg shifted and got on the move again. Scientists have now discovered that the tenacious penguins found a way to beat the colossal iceberg - satellite pictures seen exclusively by BBC News this week show life in the colony.

But scientists endured a long, anxious wait until this point - and the chicks face another potentially deadly challenge in the coming months.

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