Chris Gall is the award-winning author and illustrator of Dinotrux, a Publishers Weekly Best Children's Book, as well as Dog vs. Cat, Awesome Dawson, Revenge of the Dinotrux, Substitute Creacher, Dear Fish, and There's Nothing to Do on Mars. His books have received numerous starred reviews and awards including a Borders Original Voices Award for Dear Fish and a Kirkus Reviews Best Children's Book for There's Nothing to Do on Mars. Chris has won a multitude of awards from organizations like the Society of Illustrators and Communication Arts Magazine, and is also the illustrator of America the Beautiful, a Publishers Weekly Best Children's Book. He lives in Tucson, Arizona.

Gall's dinosaur/machine mash-ups are, once again, the star of the show, commanding attention (and generating laughs) in every action-filled, rust-toned scene - Publishers Weekly, starred review"Young fans of all things big and noisy will make trax for this dynamic dino-diversion." - Kirkus ReviewsDramatic, full-page illustrations brim with the energy of these fierce machines.... A fun follow-up, appealing to old and new fans alike. - School Library JournalChock full of personality.... This is sure to be a winner with elementary readers. - Library Media Connection