Polar Bear, Polar Bear, What Do You Hear? / Oso polar, oso polar, ¿qué es ese ruido?

Polar Bear, Polar Bear, What Do You Hear? is the companion book to the classic Brown Bear, Brown Bear, What Do You See? Bill Martin's simple, rhythmic text invites young listeners to chant along with the sounds of the animals in the zoo, from braying zebras to trumpeting eleph…