What is snot? How is it useful? What do animals do with it? Why is there so much? Find out the science behind the green goo and it's fascinating uses in the animal kingdom with this gross-filled guide!Highly accessible text from expert non-fiction author Paul Mason combines with fun photographs and highly amusing artwork from Tony De Saulles to create a visual feast of information. Extra facts are packed into the back of the book so you can top trump friends on your snot knowledge!Full of scientific facts, it's also a perfect teaching tool for curious minds aged 7+Other unmissable books in this yuk-filled series:The Poo that Animals DoThe Wee that Animals PeeThe Farts that Animals Parp