The main indigenous animals are insects along with large populations of seabirds, seals and penguins. Oil spills can be lethal for penguins and other sea birds. Like all penguins, it is flightless. On land, no predators of full-grown healthy gentoo penguins exist. The documentary depicts the yearly journey of the emperor penguins of Antarctica. He sees penguins and seals on his island. They spent the next four months subsisting on wild celery, seals, penguins, and albatross. Special climate conditions may be created for animals living in extreme environments, such as penguins. This poses a problem for southern rockhopper penguins. The Crozet Islands are home to four species of penguins. The status of the rockhopper penguins is also unclear. Skipper is one of the four main characters of "The Penguins of Madagascar". This segment is narrated by Sterling Holloway, reproducing images of the penguins of in Antarctica. Middle Island has a colony of little penguins ("Eudyptula minor"). He is a supporter of the Pittsburgh Steelers and Pittsburgh Penguins.