Download or read book The Little Yellow Digger at the Zoo written by Betty Gilderdale and published by . This book was released on 1999-05-19 with total page 32 pages. Available in PDF, EPUB and Kindle. Book excerpt: "Too many hippos," the chief keeper said as he took off his cap and he scratched his bald head. "I'm afraid that a number may soon have to go." But the keeper's assistant quite loudly said, "No!" And once again, the Little Yellow Digger is called to the rescue!