Baby penguins are called chicks.
It is believed that evolution due to the lack of land predators made penguins change their wings for flippers.
Penguins are birds. Penguins have adpated to live in water.
S. Rockhopper Penguins (Eudyptes chrysocome) and N. Rockhopper Penguins (Eudyptes moseleyi) have an exotic appearance and three subspecies, distributed in several islands of the southern hemisphere.
It is believed that the penguins are derived from a type of bird that is able to fly. Yet they needed to be able to adapt to the waters if they were going to be able to survive.