Get lost in the diverse and bustling world of mammals - with more to explore than you ever imagined! A Whole World of Mammals presents the stunning breadth of mammal varieties that roam Earth. Who is related to whom? Which type can swim, or fly ... or lay eggs? Where do most mammals with pouches call home, and which mammals live in our homes (whether as pets or uninvited guests)? This book has the answers and so many more facts filling the beautifully illustrated pages. A Whole World of is a book series looking at the extraordinary diversity of life on Earth - the defining features and evolutionary branches - and encourages readers age 7 and up to consider why it is important to maintain biodiversity.