Here are a list of species that are featured in the Happy Feet movies and video games.
It is shown that young penguins attend school, and set out on their own for a brief time when they graduate.
Emperors find life-long mates with their Heartsongs. Because different species of penguin use different courting methods, it is not known if Emperors are the only penguins to possess such songs.
ReligionThe Emperors are shown to worship a deity known as The Great 'Guin. The Great 'Guin is said to have the power to make fish appear and disappear, as well as being the one to put songs in the hearts of penguins. In Happy Feet, Noah the Elder believes that the Great 'Guin is punishing the whole species as a result of Mumble being unnaturally different.
EldersElders are the oldest and wisest Emperor penguins. Led by Noah, they are presumed to be the leaders of Emperor Land.
Notable Emperor Penguins
Adélie Penguins are prominently featured in the Happy Feet franchise. Regarding ethnicity, most of them appear to be Latino.
CourtshipMale Adélies attract mates with pile of pebbles referred to as love stones. The bigger the piles, the more attractive the male seems.
Lovelace, a self-proclaimed 'love guru', has a pile of lovestones which is massive to the point where he can stand on it and look down on everyone.
Notable Adélie Penguins
Adelie ChicasA trio of sassy, female Adélie penguins are briefly seen in Happy Feet. They are impressed by the newly-learned dancing skills of the Amigos. Upon being refused an encore of said skills, they remark that the Amigos are "soft in the head" and walk away.
Only one Rockhopper, Lovelace, is present in the franchise.
Other Penguin Species
Fish are the main food source of penguins. In Happy Feet, their population has dwindled greatly, leaving penguins starving. It is eventually revealed that the aliens have been overfishing, and they ceased to do so after meeting Mumble.
See Aliens.Sven, is present in the franchise. He is initially believed to be a magical, flying penguin.
Skua are one of the antagonists of the franchise. They are seen attacking, and trying to eat penguins.
Two Killer Whales are seen in Happy Feet. Their playful antics unintentionally posed a threat to Mumble and his accompanying friends. They drag Mumble and Lovelace down into the ocean, and succeed in removing the plastic ring from Lovelace's neck. Lovelace refers to them as 'demon fish'.
Sven is briefly shown being attacked by polar bears in Happy Feet Two.
Sven witnessed and was horrified by the roasting of several chickens in Happy Feet Two.
Jellyfish are briefly shown in Happy Feet Two on two occasions.They also appeared as enemies in the water and jumping objectives in the GBA version of Happy Feet: The Videogame.
An Albatross voiced by Steve Irwin is seen in the deleted scene for Happy Feet.
A Blue Whale is featured in the deleted scene for Happy Feet.
In Happy Feet Two, One humpback whale is seen feasting on krill.