Noah and his friends follow a trail of mysterious clues to uncover a secret behind the walls of the Clarksville City Zoo--a secret that must be protected at all costs.

"An A-Z pictorial for children all about zookeepers and their role at the zoo. Letter topics include animals, brooms, disinfectant, veterinarian, keys, and locks. Topics are introduced with poems accompanied by expository text to provide detailed information"--Provided by publisher.

For once, operations at the enormous zoo/theme park appear to be running smoothly (except for the occasional herring-related mishap in the penguin exhibit) and Teddy Fitzroy is finally able to give detective work a rest. But then a local lion is accused of killing a famous dog--and the dog's owner, an inflammatory radio host, goes on a crusade to have the cat declared a nuisance so it can be hunted. However, there's evidence that the lion might have...

Every day at the Athensville Zoo the peacocks are allowed to wander freely among the visitors, delighting and guiding kids and grownups alike, and kind, curious Plum is the peacock most proud of their responsibility. But Itch the ningbing--a type of very small marsupial--doesn't understand why those birdbrains should get so much freedom while he's all cooped up. So he plots and plots, sure that he will escape and become the zoo ambassador!

Having discovered a magical society beneath the exhibits at the Clarksville City Zoo where animals and humans live harmoniously together as equals, Noah and his friends must protect the secret zoo at all costs.

Twelve-year-old Lizzie Durango lives in a zoo, spending her days taking note of the animals' behaviors, then she meets runaway Tyler Briggs and together they investigate the wolves who are suddenly dying.

Twelve-year-old Lexington, a foundling raised in a zoo, spends a summer cementing friendships, growing closer to the elephant that saved her life, and learning about her family and herself.

When Ivan, a gorilla who has lived for years in a down-and-out circus-themed mall, meets Ruby, a baby elephant that has been added to the mall, he decides that he must find her a better life.

Even though the city faces nightly air raids, in 1941 Joseph is sent to London to live with the gruff Mrs F, who teaches the angry boy how to care for the remaining animals in the city zoo, including a mighty silverback gorilla named Adonis.

When an unexpected blizzard strands the animals of the Athensville Zoo in a seemingly empty elementary school overnight, Plum the peacock must overcome his anxiety to save his friend Itch, who gets lost in a snowdrift.