Introduces the horse family tree including the relatives of today's modern horse that are now extinct, as well as the species of zebras and asses that still live in the wild.

Though she is fond of her people, a girl prefers to live among the wild horses where she is truly happy and free.

"Learn how wild mustangs were first introduced to America and how they still roam free today. On the North American plains, wild mustangs have roamed for generations ... shaping human history and struggling to survive it. For the Spanish, they were a tool of conquest. For Native Americans, they brought on a new way of life where horsemanship and horse-trading were central. And for the entire world, wild mustangs became a renowned wonder of the American...