List of Flora and Fauna in Arco Iris

Habitats

 * Stench Woods
 * Deadly Desert
 * Pepsi Seas
 * Haunted Forest
 * Fruit and Vegetable Savannah

List of Flora

 * Giant Knockout Gas Flowers - various mutated purple flowers that emit knockout gas to gas out anyone who pass through.
 * Vampire Trees and Bushes - evil trees and bushes that love to devour humans that come to a haunted forest.
 * Poison Grapevines - grapevines that cause a rash on a person's skin and is very fatal when eaten.
 * Skunkberries - black berries that cause a foul-smelling stench when squashed.

List of Fauna

 * The Desert Killer Worm - a seventy-foot-long earthworm that roams the Deadly Desert and kills people and swallows them whole with three sets of mouths revealing large dagger-sharp teeth in it.
 * The Giant Nandi Bear - a species of large elephant-sized bears with a tawny furry coat, large chocolate-colored spots, a short tail, and mostly bipedal with short forearms. Unlike the legendary Nandi bear, that was very dangerous and craved for human brains, the giant Nandi bears are always vegetarians, since they live on fruits and vegetables in the Fruit and Vegetable Savannah.
 * The Lava Salamander - a large crocodile-sized lizard with volcanic lava skin that can burn every village in Arco Iris and had a poisonous bite like Gila monsters and shrews.
 * The Porculion - a big lion with large sharp quills for a mane and on its back that stabs anyone who gets too close to its cave in th forest.
 * The Skunk Bear - a large black bear with a tail and the black and white pattern of a spotted skunk that sprays foul odor on anyone who gets into its home in the Stench Woods.
 * The Water Monster - a large plesiosaur-like hippo that swims entirely in a very large lake, probably a way for the Star Girls to ride on.
 * The Water Phoenix - a bird that is long-lived when reborn by water waves, unlike the legendary phoenix, that was reborn in ashes by a fire.