Learn about the history of unicorns in this photographic nonfiction leveled reader perfect for kids interested in the natural - and unnatural - world! Did you know that the Siberian unicorn roamed the Earth during the last Ice Age? Or that technically any creature with one horn is considered a unicorn? That means narwhals, certain antelope, and even shrimp with a horn can be called unicorns! Embracing childrens' delight in the mythical creatures while...