How well do you know our favorite furry companion? Did they really descend from wolves? What's the difference between a Chihuahua and a Saint Bernard? And just how smart are they? Join one friendly mutt on a journey to discover the secret origin of dogs, how genetics and evolution shape species, and where in the world his favorite ball bounced off to.Every volume of Science Comics offers a complete introduction to a particular topic--dinosaurs, coral reefs, the solar system, volcanoes, bats, flying machines, and more. These gorgeously illustrated graphic novels offer wildly entertaining views of their subjects. Whether you're a fourth grader doing a natural science unit at school or a thirty year old with a secret passion for airplanes, these books are for you