When animals cross the desert their tracks leave behind a story in the sand.
- ISBN: 9780684145266
- Authors: Baylor, Byrd; Schweitzer, Marilyn
- Published: 1976 , Scribner Book Company
- Themes: desert animals, Sonoran desert
- Descriptors: Information Book, Nonfiction, Primary (ages 6-9), Southwest, United States
- No. of pages: 40