There Is No Time Left for Antarctica’s Emperor Penguins 南极帝企鹅已危在旦夕

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For emperor penguins， sea ice is essential to survival. The iconic birds， found only in Antarctica， breed， lay their eggs， and raise their chicks on fast sea ice （meaning it is attached to land）. They arrive at their breeding sites in late March. In May and June， they lay their eggs， which hatch after 65 days during the cold Antarctic winter. The chicks then remain on the ice until their fluffy down is replaced by waterproof feathers. In addition， they also rely on stable sea ice for protection from predators.

就帝企鹅来说，海冰的存在对于生存至关重要。（剩余2441字）