Description For many young people who are passionate about animals, becoming a veterinarian would be a dream come true! But veterinarians aren't the only people who work up close with animals! Zoologists study and classify animals, marine biologists study animals living in the oceans, even wildlife filmmakers bring the world of wild animals into our homes. In this book, readers join Billie and Mia the cat as they explore these careers and more. Using a magical dress-up box, Billie is transported to new locations, meeting professionals from each field along the way.