"Good Night, Gorilla" is a humorous and charming children's book by Peggy Rathmann, published by Penguin Young Readers Group in 1996. This board book features 32 pages filled with adventurous and delightful stories perfect for bedtime. The illustrations by the author herself bring the characters to life, making it a beloved choice for young readers. With a focus on animals and zoos, this book is sure to capture children's imagination and bring joy to bedtime routines.