Penguins, or stocky geese, are a group of aquatic, flightless birds in the family Spheniscidae of the order Sphenisciformes. They live almost exclusively in the Southern Hemisphere: only one species, the Galápagos penguin, is found north of the Equator.
Penguins, or stocky geese, are a group of aquatic, flightless birds in the family Spheniscidae of the order Sphenisciformes. They live almost exclusively in the Southern Hemisphere: only one species, the Galápagos penguin, is found north of the Equator.