Meet the okapis. These adorable creatures live in trees in the rainforest.... but their home is being destroyed as the trees are chopped down. Diego comes to the rescue and builds a nature preserve for the okapis. This story is based on a special episode, and this book was written by one of the show's writers. This important story is told in a way that's perfect for Diego's preschool audience, and is filled with tips about what kids can do to make a difference, just like Diego!