This is the list of characters for Animal Planet.
- Sydney - a Banded Linsang, and the main character. She is very charming and is always into action.
- Cory - a Great Blue Turaco, and Sydney's friend. He is smart and likes to inform everyone with his knowledge.
- Lori - a European Hedgehog, and former rival now friend of Sydney. She is shy and curls herself into a ball when scared.
- Adam - a Papillon and friend to Sydney. He is active and is always up for a sport or two.
Main characters outside of the School
- Willy - a Naked Mole Rat and is Sydney's sidekick. He is known as the comedian of the group.
- Matilda - an Aye-Aye and is Willy's best friend. She is known as acting like a dog.
- Eliza - a Raccoon who is a new student at school. She likes reading.
- Kieko - a Sabre Tooth Tiger cub who is Matilda's adopted child. He goes to Mrs. Litter's daycare.
- Prinicpal Olga Verf - a Capuchin Monkey and principal of Aniopolis High School.
- Mr. Snaggel - a math teacher and a tiger shark. He doesn't walk on land, Instead, he lives in a giant bowl with water.
- Mrs. Whiterson - a Giant Panda and a kind teacher.
- Mrs. Jumbo: an African elephant who is a yoga teacher.
- Miss Aria: a blue jay who is a music teacher.
- Zach - a north american river otter and the quarterback and popular student.
- Becky - a red fox who is clumsy.
- Shelly - a shy crab and a brainiac.
- Donny - a mallard duck who tells jokes. He has 13 young siblings.
- Mallow - a jellyfish who originally live in the water. She now walks on land and is always funny.
- Preston - a bulldog and a geek.
- Kendra - a sand cat and is Preston's best friend. She is very kind and likes to participate in yoga. It is revealed that she gave birth in one episode.
- Samantha - a porcupine who loves drawing. She likes to be creative.
- Alex - a squirrel glider who is a fan of the band LizardFunk. He is Zeke's best friend.
- Marley - an elephant hawkmoth who is the news reporter for the school.
- Zeke - a black necked stilt who likes to dance to music. He is Alex's best friend.
- Rosita - a husky and Adam's girlfriend. She is helpful.
- Gibson - a greater grison and Sydney's boyfriend. He is always visiting Mrs. Fluffle everyday after school.
- Elena - a south african ostrich who is Zeke's girlfriend. She likes to be with her boyfriend a lot just in case if Alex isn't here.
- Toto - a meerkat and Rosita's sidekick. He's the skateboarding genius.
- Naomi - a purple squirrel with autism. She is a special student at school.
- Jasper - a djungarian hamster who is always using the bathroom. He appears in some episodes when he says that he needs to use the bathroom.
Recurring characters outside of the School
- Mrs. Fluffle - a white standard poodle who works at the Aniopolis diner.
- Mr. Poochbinder - a bulldog and owner of a store. He is Preston's father.
- Sandra - an Old lady porcupine that lives in a nursery home. She is Samantha's grandmother.
- Lizardous - an Iguana and lead Singer of LizardFunk.
- Dr. Moonrose - a Western spotted skunk who is the Aniopolis' doctor and pediatrician to kids, babies and teens. She works at the clinic and hospital.
- Officer Poiana - a banded linsang who works at the Aniopolis' police department. He is Sydney's father.
- Mrs. Litter - a Khao Manee cat who works at the daycare for baby animals. She is kind and is Keiko's guardian.
- Harper - a Virginia opossum who is always a good dancer. She loves dance music and being with her two friends Oona and Carter. Her voice sounds similar to Luan Loud from The Loud House.
- Oona - a purple martin who is Harper's best friend. She loves books and being with Harper and Carter. She has a crush on Cory.
- Carter - a coyote who is Harper's friend and former rival. He likes getting along with other friends. It is revealed that he had an older sister (Nicole), an older brother (Rocky) and 3 younger brothers (Nathaniel, James, John) and sisters (Mahaley, Ava, Abi).
- Nozzle - a Ragamuffin cat who is smart and Harper's friend. He likes reading and is always genius.
The Wild Gang
- Suzie - a striped skunk who is a great explorer. She is Lori's mentor and partner.
- Tiekora - a serval who is Adam's mentor and partner. She and her friends live in the woods in a group called "The Wild Gang"
- Joey - an american marten who is Sydney's mentor and partner. He is the youngest of the gang.
- Whooper - a trumpeter swan who is Cory's mentor and partner. He acts like a crazed boy.
- Axa - an axolotl who is Rufus' mentor and partner. She is known as the sly girl of the group.
- Brett - an ocelot who is Eliza's mentor and partner. He likes to tag along with his jerboa friend.
- Lydia - a jerboa who is Matilda's mentor and partner. She is known to tag along with Brett.
Main Students from Arcticvale
Main Students from Talondale
ANN News Reporters
- Brock Wingman: a bald eagle news reporter. He appeared in the US version of the show.
- George Barkinton: a corgi news reporter. He appeared in the UK version of the show.
- Rosa Casara: a Mexican hairless dog (Xoloitzcuintli) news reporter. She appeared in the Mexican version of the show.
- Tico Sanchez : a bull news reporter. He appeared in the Spanish version of the show.
- Harper Gomez: a harpy eagle news reporter. She appeared in the Latin American version of the show.
- Toothy Buckin - a beaver news reporter. He appeared in the Canadian version of the show.
- Wally Aussie - a kangaroo news reporter. He appeared in the Australian version of the show.
- Maria Cruz - a Philippines eagle news reporter. She appeared in the Philippines version of the show.
- Mihai Gheare - a lynx news reporter. He appeared in the Romanian version of the show.
- Lamar Rafflesia - a komodo dragon news reporter. He appeared in the Indonesian version of the show.
- Leona Imari: - a lioness news reporter. She appeared in the African version of the show.
- Ophelia Lutra - a small clawed otter news reporter. She appeared in the Singaporean version of the show.
- Agnes Lopaz: A rufous hornero news reporter. She appeared in the Argentinean version of the show.
- Lèi Zhú - a red panda news reporter. He appeared in the Chinese version of the show.
- Lan Wa - a Chinese dragon news reporter. She appeared in the Hong Kong version of the show.
- Jong Song - a white Siberian tiger news reporter. She appeared in the Korean version of the show.
- Miguel Santos - a spix's macaw news reporter. He appeared in the Brazilian version of the show.
- Hikari Ashi - a raccoon dog news reporter. She appeared in the Japanese version of the show.
- Erin - a sassy and mean cheerleader European Rabbit who is the group's main school enemy.
- Jesse - Erin's friend and a Orangutan.
- Darry - a white rhino and Another member of the football team, but a cheater.
- Trip - a black footed ferret and Darry's sidekick and friend.
- Mrs. Meanson - a detention teacher with evil purposes, a white spotted cheetah.
- Alexis - a Phalene that is obsessed with Adam. It is revealed that Alexis is Adam's seventh cousin which means she can marry him.
- Buck - a Cashmere Goat who likes to fight.
- Amy - an Oncilla and the evil member of Mad Scientists Jr. Club.
- Slick - a fossa who likes to work at a salon after school.
- Ani-Bot - a robot created by Amy. He resembles a cat and Baymax from Big Hero 6. His voice is taken from the Bing Translator powered by Microsoft.
Villains outside of the School
- Dr. VonMusimer - a mad scientist Snail who is the group's main enemy.
- Silmer - a Conman clown fish, and sells worthless junk.
- Cooper - a raccoon robber.
Recurring Villains outside of the School
- Derrick - a angry biker bear.
- The Angra-Dor - a insane yet demonic panther. Based on the Red Guy from Cow and Chicken.
- Angelica Von Goose - a female fatal industrialist goose. Based on Cruella DeVil from 101 Dalmatians.
- Caper - a red wolf who is always tease on cats. He is teamed up with a koala named Monty.
- Monty - a koala who is Caper's sidekick. He is always seen clinging on Caper's neck.
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