Books about Natural history -- Juvenile fiction (sorted by popularity)
- The Gorilla Hunters R. M. Ballantyne 101 downloads
- The World of Ice R. M. Ballantyne 98 downloads
- The Wild Man of the West: A Tale of the Rocky Mountains R. M. Ballantyne 96 downloads
- The Kangaroo Hunters; Or, Adventures in the Bush active 19th century Anne Bowman 96 downloads
- The Red Man's Revenge: A Tale of The Red River Flood R. M. Ballantyne 95 downloads
- In the Eastern Seas William Henry Giles Kingston 94 downloads
- The Coral Island: A Tale of the Pacific Ocean R. M. Ballantyne 91 downloads
- Blown to Bits; or, The Lonely Man of Rakata R. M. Ballantyne 91 downloads
- The Life and Perambulations of a Mouse Dorothy Kilner 91 downloads
- Minnie's Pet Monkey Madeline Leslie 90 downloads
- The Cruise of the Frolic William Henry Giles Kingston 89 downloads
- Twinkle and Chubbins: Their Astonishing Adventures in Nature-Fairyland L. Frank Baum 89 downloads
- Afloat in the Forest; Or, A Voyage among the Tree-Tops Mayne Reid 86 downloads
- The Boy Travellers in The Russian Empire Thomas Wallace Knox 85 downloads
- The Jungle Fugitives: A Tale of Life and Adventure in India Edward Sylvester Ellis 84 downloads
- The South Sea Whaler William Henry Giles Kingston 83 downloads
- In Search of a Son William S. Walsh 83 downloads
- Fritz and Eric John C. Hutcheson 83 downloads
- The Island Queen R. M. Ballantyne 82 downloads
- Cast Away in the Cold I. I. Hayes 81 downloads
- In the Wilds of Florida: A Tale of Warfare and Hunting William Henry Giles Kingston 80 downloads
- Minnie's Pet Horse Madeline Leslie 80 downloads
- Bessie among the Mountains Joanna H. Mathews 79 downloads
- The Frontier Fort William Henry Giles Kingston 79 downloads
- The Prairie Chief R. M. Ballantyne 79 downloads