Bears are big animals with thick fur. They find food in forests and catch fish in rivers. They dig dens for sleeping in winter, when it is very cold. Find out more about how bears live. Turquoise level titles develop children’s understanding of topics with clusters of books on related subjects. High-interest themes such as danger, courage, kindness, bullying and anger are introduced. PM Non-fiction books are carefully researched, presenting factual information accompanied by superb photography and realistic illustrations to engage young readers.