Picking the Name Penguin, is a name for flightless, aquatic birds. The name penguin originally came from the extinct auk of the North Atlantic, it was a large flightless, black and whitebird with an upright stance. Similar flightless birds were discovered also in the southern hemisphere, and they were also called penguins, now the name is only used for these flightless birds. Characteristics and Things to know Most penguins have a white breast and a black back and head.
Several species have red, orange, or yellow patches on the head and neck.
Because penguin shave short legs that are paced far bock on their bodies, penguins always stand upright. There are 18 species and 6 genera of penguins. Most of them live in Antarctica and on subantarctic islands. Both of these species are in the Aptenodytes genera . This genus are found on the Antarctic ice barrier.