Pygoscelis adeliae
Pygoscelis antarctica
Pygoscelis papua

The genus Pygoscelis ("elbow-legged") contains three species of penguins collectively known as "The Brush-Tailed Penguins."

The three species of brush-tailed penguins are the Adelie Penguin (Pygoscelis adeliae), Chinstrap Penguin (Pygoscelis antarctica), and Gentoo Penguin (Pygoscelis papua). Their appearence is that of what most people think of when they think of penguins.