- This article refers to bird species from Earth only. To read about every species of birds, including those from outer space and other planets, go to avian.
Birds are animals native to Earth. There are a wide variety of birds. Robins, Parrots, Penguins, Chickens, Ostriches, etc. The most common type of bird is a chicken. They are generally used as farm animals and are one of the biggest sources for food in the world. When people look up in the sky, Superman is often mistaken for a bird.[2]
Throughout the universe, there are a number of other species that share many similarities with birds, these creatures, as well as birds on Earth are known as avians.
Types of birds
References
- ↑ As seen in Make-Out Mountain.
- ↑ The common saying is: "It's a bird, it's a plane, it's Superman!" And ironically, Superman was transformed into a Super-Bird in the episode Circus of Horrors.