A penguin is a flightless bird primarily found in the Southern Hemisphere, especially in Antarctica. They are known for their distinctive black and white coloring, resembling a tuxedo. Penguins are excellent swimmers, using their wings as flippers to navigate through water. They primarily feed on fish, squid, and krill. There are 18 different species of penguins, ranging from the large Emperor Penguin to the smaller Little Blue Penguin. Penguins are social animals, often living in large colonies. They are also known for their unique courtship behaviors and parental care, with both parents typically involved in raising their chicks.