In the style of WHEN BUGS WERE BIG and WHEN FISH GOT FEET this book discusses all the exciting developments of the Triassic Age, from the recovery of the planet from the most deadly mass extinction ever, to the first appearance of the dinosaurs. We also get to meet the first mammals, the first pterosaurs (flying reptiles), the first frogs, a host of predatory marine reptiles, early turtles, and the first coral reefs. With the books' signature blend of humor and clearly presented information, cartoon illustrations help keep the fact-filled material extra fun. National Geographic supports K-12 educators with ELA Common Core Resources. Visit www.natgeoed.org/commoncore for more information.

Take a fun, fact-filled trip back to Earth as it was 430 million years ago. Then, watch as continents drift and oceans take shape. Watch out (!) as fish get toothier, plants stretch skywards and bugs get bigger. Soon fish get feet and four-legged creatures stalk the planet. Here’s the story of Earth in conversational text, informative illustrations, and humorous cartoons. Complete with time line, pronunciation guide, glossary and index.

Previously published as three volumes-- When fish got feet, sharks got teeth, and bugs began to swarm; When bugs were big, plants were strange, and tetrapods stalked the earth; and When dinos dawned, mammals got munched, and pterosaurs took flight.

Hold a light to the see-through pages to discover what's hidden; learn all kinds of facts about dinosaurs.Shine a light behind each page and reveal secrets of the prehistoric age! Simple text accompanies each illustration and offers facts about dinosaurs.

Takes a tour of the Earth three hundred and twenty million years ago, during the Paleozoic Era, and investigates the plants and animals found there.

Sure you know T-Rex was the meat-eating king and brontosaurus munched on leaves, but what else was on the dino dining menu during the Mesozoic era? Meet the 'vores: carnivores, piscivores, herbivores, insectivores, "trashivores," "sunivores," and omnivores like us. Readers will be surprised and inspired to learn about dino diets and they'll get to explore how scientists can tell which dinosaurs ate what just from looking at fossils! Journey through artist and author Hannah Bonner's whimsical world to learn how the dinosaurs and their contemporaries bit, chewed, and soaked up their food.

Travel back in time to the Ice Age in this installment of the hit nonfiction graphic novel series about prehistoric Earth! After the dinosaurs died out, Earth was by no means empty. There were still some little resourceful critters around who, without big predators to hunt them down, survived and thrived. Who were these scrappy creatures? Early mammals, our ancestors! In the Cenozoic Era, mammals rose to dominance and spread over the globe, resulting in woolly mammoths, saber-toothed tigers, and eventually all of humankind. In this adventure, readers will meet the three kinds of mammals—monotremes, marsupials, and placental mammals—as well as the other amazing ancient beasts they shared the Earth with during the Cenozoic Era. Travel along on this fascinating journey through time, from 66 million years ago to present day. Want more adventures in prehistoric Earth? Check out the other books in the Earth Before Us series: Dinosaur Empire! and Ocean Renegades!