In the near future, a boy with the ability to speak the language of cats sets out from London to seek his kidnapped parents and finds himself on a Paris-bound circus ship learning to train lions.

Eleven years after the cruel Killdeer took over the Catacombs far beneath the human's Trillium City, Juniper Belancourt, assisted by Vincent and Victor Nightshade, leads a maverick band of rats to escape and establish their own city.

Twenty-five million years in the past, a society of intelligent cats pushed close to extinction meets an enemy band of raiding predatory cats in a decisive battle which will determine the future for both.

When a newborn bat named Shade but sometimes called "Runt" becomes separated from his colony during migration, he grows in ways that prepare him for even greater journeys.

Buddy and Jett, two cat brothers (one evil, one good), vie for the title of Cat Master as a retinue of dogs, cats, a possum, a bird, and a lizard help restore a monarch to his rightful throne.

One curious mouse can't resist the perilous world beyond the Grill, where gangs of rats roam the tunnels. The rats are plotting something ominous, but what? The bats, full of cryptic messages, know more than they're telling. Sometimes, in the shadows and chaos, it is difficult to tell who is friend and who is foe...

When half-elf, half-troll Little Fur learns that servants of the troll king aim to destroy her beloved trees, she embarks on an ambitious and dangerous journey into the human world in hopes of saving not only the wilderness she calls home, but the very earth spirit itself.

Jason and his magic cat Gareth travel through time to visit countries all over the world during different periods of history.

Varjak Paw is a Mesopotamian Blue kitten. He lives high up in an old house on a hill. He's never left home, until his grandfather tells him about the Way - a secret martial art for cats. Now Varjak must use the Way to survive in a city full of dangerous dogs, cat gangs, and strangest of of all, the mysterious Vanishings.