Each year for millennia, emperor penguins have molted on coastal sea ice that remained stable until late summer—a haven during a span of several weeks when it’s dangerous for the mostly aquatic birds ...

New projections suggest the population of adult emperor penguins left in the wild, which stands at less than 600,000, could ...

Emperor penguins face new risks as a hidden molt stage meets shrinking Antarctic sea ice, exposing adults during a critical ...