Dr. Seuss Un Pez Dos Peces Pez Rojo Pez Azul /One Fish Two Fish (Hardback) "Un Pez Dos Peces Pez Rojo Pez Azul" is a Spanish edition of the classic Dr. Seuss book "One Fish Two Fish Red Fish Blue Fish". This hardback book, published by Random House Children's Books in 2019, is part of the Beginner Books series. The book features humorous stories in verse, making it a delightful read for young readers. With illustrations by the author, this book is a fun and educational way to introduce children to concepts of counting and numbers in a playful and entertaining manner.