The largest species of penguin is the Emperor Penguin (Aptenodytes forsteri). Native to Antarctica, these remarkable birds can reach heights of up to 4 feet (1.2 meters) and weigh anywhere between 60 to 90 pounds (27 to 41 kilograms). They are well-adapted to their frigid environment, with a thick layer of blubber and specialized feathers. Emperor Penguins are known for their unique breeding behavior, where males incubate the eggs on their feet while the females hunt for food. Their striking appearance, with bold orange and yellow markings, makes them a favorite among wildlife enthusiasts and researchers alike.