Colorado Parks & Wildlife Research Library

Millions of years ago, the prehistoric ancestors of today's trucks, such as garbageadon, dozeratops, and craneosaurus, roamed the Earth until they rusted out and became extinct.

Matt Cruse, a student at the Airship Academy, and Kate de Vries, a young heiress, team up with a gypsy and a daring captain, to find a long-lost airship, rumored to carry a treasure beyond imagination.

Fans of How to Train Your Dragon will love this whimsical tale, the first in a series, by a Newbery Honor winner, featuring charming illustrations and pet training tips in each chapter. Crusty dragon Miss Drake has a new pet human, precocious Winnie. Oddly enough, Winnie seems to think Miss Drake is her pet a ridiculous notion! Unknown to most of its inhabitants, the City by the Bay is home to many mysterious and fantastic creatures, hidden beneath...

Matt, a young cabin boy aboard an airship, and Kate, a wealthy young girl traveling with her chaperone, team up to search for the existence of mysterious winged creatures reportedly living hundreds of feet above the Earth's surface.

Visiting her grandmother in Australia, Livy, ten, is reminded of the promise she made five years before to Bob, a strange, green creature who cannot recall who or what he is.

One day eight-year-old Auggie Pound, the caretaker of the rare animals in the Fabled Stables, ventures into the swamp to save a new rare creature, the wisp.

Easy-to-read, rhyming text introduces the Lorax and the place he calls home.

The behemoth is the fiercest creature in the British Navy. It can swallow enemy battleships with one bite. The Darwinists will need it, now that they are at war with the Clanker Powers. Deryn is a girl posing as a boy in the British Air Service, and Alek is the heir to an empire posing as a commoner. Finally together aboard the airship Leviathan, they hope to bring the war to a halt. But when disaster strikes the Leviathan's peacekeeping mission,...

In an alternate 1914 Europe, fifteen-year-old Austrian Prince Alek, on the run from the Clanker Powers who are attempting to take over the globe using mechanical machinery, forms an uneasy alliance with Deryn who, disguised as a boy to join the British Air Service, is learning to fly genetically-engineered beasts.

When Sarah's brother, Louis, is eaten by a Gulper, Sarah does not panic but follows the trail as the Gulper is eaten by a series of other creatures until finally she has her chance to rescue Louis from them all.