Kangaroos are best-known for using their large hind legs and huge feet to jump at high speeds across Australia's outback. So what made the cousins of these ground-dwelling macropods take to the trees? Readers will learn how tree kangaroos are specially adapted to tree living and why they might have adopted this ecological niche over time. Fun facts, glorious full-color photographs, and fact-filled, age-appropriate text allow readers to explore life high above the ground with tree kangaroos.