Standing nearly four feet tall, the Emperor Penguin reigns supreme, but several others come close. This list explores the seven largest penguin species, comparing their weight, habitat, and breeding ...

Macaroni penguins are known for their distinct yellow crests, their loud calls, and their unique hopping gait on land.

Emperor penguin populations in Antarctica have shrunk by almost a quarter as global warming transforms their icy habitat, according to new research on Tuesday that warned the losses were far worse ...