A new analysis of old data suggests that the endangered erect-crested penguin's bizarre nesting habits -- rejecting the first egg they lay -- is because they can't feed two chicks, and the second, ...

Adélie penguins may appear orderly in their Antarctic colonies, but their nesting season reveals a far more intense struggle. These birds rely on carefully collected stones to build nests that keep ...

Nov 30 (Reuters) - Along the rocky and ice-free Antarctic coastline, chinstrap penguins by the millions form bustling breeding colonies - chaotic, noisy and, yes, smelly - every year, laying eggs in ...

Penguins on the Antarctic peninsula and surrounding islands are breeding substantially earlier in the year than just a decade ago, according to new research. The study used remote cameras to track the ...