Download or read book When Fish Got Feet, When Bugs Were Big, and When Dinos Dawned written by Hannah Bonner and published by National Geographic Books. This book was released on 2015-08-04 with total page 132 pages. Available in PDF, EPUB and Kindle. Book excerpt: 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.