The great auk of the Northern Hemisphere, now extinct, was superficially similar to penguins, and the word penguin was originally used for that bird, centuries ago. They are only distantly related to the penguins, but are an example of convergent evolution.Are penguins solitary animals?
Penguins are among the most social of all birds. All species are colonial. Penguins may swim and feed in groups, but some may be solitary when diving for food. Emperor penguins have been observed feeding in groups with coordinated diving.Is Penguin a bird or an animal?
Actually Mr. Penguin is a bird though a very unusual bird. But since birds belong to the animal kingdoms he can also be classed as an animal. As a bird he is unlike all other birds. For the 22 different kinds of penguin have a family all to themselves. All the penguins are natives of the coasts and shores which lie in the Arctic Ocean.