What Does the Polar Bear Hear at the Zoo? Polar Bear, Polar Bear, What Do You Hear?, the companion to the popular Brown Bear, Brown Bear, What Do You See?, is now available in Spanish! The rhythmic text invites young listeners to chant along with the sounds of the animals in the zoo. Vibrant and imaginative illustrations are the perfect match for the playful Spanish text. Spanish. Hardcover, 28 pages.