What is a selfish gene? What are the kingdoms of life? Why are there no car-sized bugs and beetles? Glenn Murphy, author of Why is Snot Green?, answers these and a lot of other brilliant questions in this funny and informative book.

Packed with doodles and information about all sorts of incredible things, from how we evolved from chemical soup to shrews to human beings, and why bugs really do rule the world, this book contains absolutely no boring bits!