Meet the biggest mammal in North America! Introduce elementary kids to bison, including the European species called wisent. As national mammals of the United States, bison are captivating shaggy beasts that roam plains and forests. Readers explore this animal's features like its distinctive shoulder hump and behaviors like wallowing with STEM-appropriate text and gorgeous photography. An end story shares a Native American folk tale of how the bison have got its hump. A great nonfiction resource for student reports, animal units, and life science lessons. Includes table of contents, index, same-page definitions, and further resources.