Wendell the iguana's dreams are all nightmares and a Dream Wasp wants him as a host for her eggs--so, with Great-grandfather Dragonbreath's help, Danny the dragon and Suki the salamander enter Wendell's dreams to try and defeat the wasp.

Jovan is dismayed when the Petsitters Club is asked to look after a hamster and an iguana at the same time, as he dislikes both animals.

After Alex leaves the island, and Selkie the sea lion is kidnapped, Nim accidentally stows away on the cruise ship that took Selkie, in the hopes of rescuing her and bringing Alex back.

In a school assignment, seven-year-old Moses, who has spina bifida and uses a wheelchair, reflects that his neighbor's disabled iguana resembles him because they both have figured out how to get where they want to be in different ways than those around them.

When Iguana stubs her toe and cannot make her popular candies known as cactus butter dulces, Culebra the rattlesnake finds a cure that introduces the Spanish words for the numbers from one to ten.

Danny Dragonbreath is excited about going to camp with his best friend Wendell and classmate Christiana even though his obnoxious, seven-year-old cousin Spencer is going too, but things change when Spencer finds a real jackalope.

When Danny Dragonbreath's best friend Wendell the iguana is bitten by one of the hot dogs from his school lunch, he begins to turn into a were-wiener.