A study published Wednesday says penguins in the world’s second largest emperor penguin colony have experienced three years of almost total breeding failure — a pattern scientists called
While the study qualifies the findings by stating that « understanding how environmental drivers… impact upon the breeding colony of Halley, or indeed elsewhere, remains a key challenge, » it concludes the penguin breeding failure has « been driven by a change in sea-ice conditions and early breakup of face ice on the northern side of the Brunt Ice Shelf, which may be due to El Nino-Southern Oscillation events and/or ice-shelf morphology.
