They're billions, invisible to the eye. Yet they're everywhere and they were the first inhabitants of the Earth... They're the bacteria! Despite their bad reputation, these bacteria help us out lots. They push away intruders, protect us of cavities, allow us to assimilate vitamins, and help with good digestion...
Through this poetic book, and very thoroughly documented, Emmanuelle Houssais takes us on a microscopic and fascinating journey. Her project: show the invisible and acquit bacteria!