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 ...

After reaching stardom in September, the king penguin chick is beginning to shed his brown feathers in exchange for new waterproof ones as he transitions into adulthood. Pesto, who lives at the Sea ...

There's a robot roaming Antarctica. Its target? Emperor penguins. Emperor penguins are the world's biggest penguin species and live exclusively in the Antarctic. The robot, named Echo, is part of a 30 ...