Interesting facts about penguins

Penguins are a group of aquatic, flightless birds. The number of extant penguin species is debated. Depending on which authority is followed, penguin biodiversity varies between 17 and 20 living species. They live almost exclusively in the Southern Hemisphere, with only one species, the Galapagos penguin, found north of the equator. They actually occupy habitats … Read more