10 Birds That Cannot Fly

10 Birds That Cannot Fly Birds are vertebrate animals that have feathers and wings. The oldest bird fossil was found in Germany under the name Archeopteryx. If you hear the word bird, most people will imagine animals or birds that can fly. Indeed for birds, to fly is a very important need to escape from predators. However, there are a number of bird species that have evolved and lost their flying abilities. They can survive because of their few predators or they have developed other ways to escape and protect themselves. 1. Penguin Penguins belong to a group of birds that cannot fly but can swim. Live in the south pole, Antarctica. Highly adaptable to life in water, penguins have dark and white feathers, their wings have changed to be more useful as fins when they swim. Most penguins eat from Krill (a type of shrimp), fish, squid and other aquatic animals captured when they swim. They spend half their lives on land and half in water. Although penguins are birds that are said to only li...