Books about Natural history -- Juvenile fiction (sorted alphabetically)
- Willis the Pilot : A Sequel to the Swiss Family Robinson Adrien Paul
- Woodside Caroline Hadley
- World of Ice R. M. Ballantyne
- Wreck of the Red Bird: A Story of the Carolina Coast George Cary Eggleston
- Young Voyageurs: Boy Hunters in the North Mayne Reid
- Young Wild-Fowlers Harry Castlemon
- Young Yagers: A Narrative of Hunting Adventures in Southern Africa Mayne Reid