Hello, red fox /
Eric Carle.
- New York : Simon & Schuster Books for Young Readers, c1998.
- unp. : col. ill.
Kirkus, February 01, 1998 Booklist, April 01, 1998 The Bulletin of the Center for Children's Books, Additional Book, July 1998
Guests at Little Frog's birthday party include the red fox, the purple butterfly, the orange cat, and other colorful animals. The illustrations are designed to demonstrate the concept of complementary colors.