1) Penguins

There are 17 different species of penguin. From largest to smallest they are:

1) Emperor

2) King

3) Gentoo

4) Yellow-Eyed

5) Royal

- Chinstrap

7) Macaroni

8) Adelie

- Magellanic

- Blackfooted

11) Erect-Crested

12) Humbolt

13) Snares Island

14) Rockhopper

15) Fiorland Crested

16) Galapagos

17) Blue

Penguins are birds. They live in the Southern Hemishpere.