Penguins are birds. The study of Penguin is in Biology . They have flipper is instead of wings. They swim rather than fly. Some penguin lives in https://docs.google.com/forms/d/e/1FAIpQLSde6KOFDIkGwU90rX1kb54sx7XfpB2ichtGRgZ-aUhkcj95GQ/viewform