Most penguins breed once yearly, with emperor and king penguins laying one egg. Breeding season varies by species, with emperor penguins starting in autumn. Incubation is performed by both parents except emperor penguin. Egg mortality ranges from 40 to 80 percent
Penguins are flightless birds in family Spheniscidae. They inhabit high-productivity marine habitats in Southern Hemisphere. Only Galapagos penguin occurs north of Equator. Adapted for aquatic lifestyle with streamlined shape and countershaded plumage
Show aired as sneak peek on Nickelodeon from 2008 to 2013. Based on "Madagascar" films but with some references. Created by Tom McGrath, who stated it's in parallel universe. Total of 52 episodes across two seasons
Penguins are flightless aquatic birds found in Southern Hemisphere. Black and white coats provide camouflage in water. Built-in flippers and sharp bills enable excellent swimming
Gorillas can walk on two legs using knuckle-walking. Chimpanzees can walk on two legs for over half a mile. Gibbons walk more on two legs than any other non-human primate
2005 French documentary about emperor penguins' annual Antarctic journey. Directed by Luc Jacquet, produced by National Geographic and Bonne Pioche. Won 2006 Oscar for Best Documentary Feature. Filmed at Dumont d'Urville Station with temperatures between −50 and −60°C