Books about Natural history -- Juvenile fiction (sorted by popularity)
- The Gorilla Hunters R. M. Ballantyne 117 downloads
- The Life and Perambulations of a Mouse Dorothy Kilner 116 downloads
- The World of Ice R. M. Ballantyne 114 downloads
- Black Ivory R. M. Ballantyne 114 downloads
- Blown to Bits; or, The Lonely Man of Rakata R. M. Ballantyne 113 downloads
- The Vee-Boers: A Tale of Adventure in Southern Africa Mayne Reid 112 downloads
- Gulf and Glacier; or, The Percivals in Alaska Willis Boyd Allen 110 downloads
- The Wanderers; Or, Adventures in the Wilds of Trinidad and Orinoco William Henry Giles Kingston 110 downloads
- The Desert Home: The Adventures of a Lost Family in the Wilderness Mayne Reid 108 downloads
- Bessie among the Mountains Joanna H. Mathews 106 downloads
- Dick o' the Fens: A Tale of the Great East Swamp George Manville Fenn 100 downloads
- Minnie's Pet Monkey Madeline Leslie 96 downloads
- In the Eastern Seas William Henry Giles Kingston 95 downloads
- The Rover of the Andes: A Tale of Adventure on South America R. M. Ballantyne 94 downloads
- Nat the Naturalist: A Boy's Adventures in the Eastern Seas George Manville Fenn 93 downloads
- The Big Otter R. M. Ballantyne 93 downloads
- Charlie to the Rescue R. M. Ballantyne 93 downloads
- Cast Away in the Cold I. I. Hayes 93 downloads
- The Wild Man of the West: A Tale of the Rocky Mountains R. M. Ballantyne 92 downloads
- Afar in the Forest William Henry Giles Kingston 90 downloads
- On the Banks of the Amazon William Henry Giles Kingston 89 downloads
- Lost in the Cañon A. R. Calhoun 89 downloads
- The Golden Dream: Adventures in the Far West R. M. Ballantyne 89 downloads
- Wild Adventures round the Pole Gordon Stables 89 downloads
- Minnie's Pet Parrot Madeline Leslie 87 downloads