The word penguin first appears in literature at the end of the 16th century as a synonym for the great auk. When European explorers discovered what are today known as penguins in the Southern Hemisphere, they noticed … مزید دیکھیں

The number of extant penguin species is debated. Depending on which authority is followed, penguin biodiversity varies between 17 and 20 living species, all in the subfamily Spheniscinae. Some sources consider the … مزید دیکھیں

Penguins are superbly adapted to aquatic life. Their wings have evolved to become flippers, useless for flight in the air. In the water, however, penguins are astonishingly agile. Penguins' swimming looks very similar to bir… مزید دیکھیں