How can the classification of penguins be described?

PENGUINS - Scientific Classification...Discover animal, environmental, and zoological career facts as you explore in-depth topic coverage via SeaWorld, Busch Gardens, and Discovery Cove's on-line information books. read more

Various species have been described as trumpeting, croaking, cackling, and cooing; members of the genus Spheniscus are called jackass penguins for the braying sounds they make. The behaviour of experienced older birds is more elaborate and more effective than that of younger individuals. read more

The extinct species of penguins began disappearing during the Miocene, about the same time that the number of prehistoric seals and small whales started increasing in the oceans. One hypothesis is that seals, whales, and penguins may have competed for the same food source. read more

Penguins (order Sphenisciformes, family Spheniscidae) are a group of aquatic, flightless birds.They live almost exclusively in the Southern Hemisphere, with only one species, the Galapagos penguin, found north of the equator. read more