Books about Natural history -- Juvenile fiction (sorted by popularity)
- Black Ivory R. M. Ballantyne 120 downloads
- Martin Rattler R. M. Ballantyne 119 downloads
- In the Wilds of Florida: A Tale of Warfare and Hunting William Henry Giles Kingston 119 downloads
- The Life and Perambulations of a Mouse Dorothy Kilner 118 downloads
- Aaron in the Wildwoods Joel Chandler Harris 113 downloads
- Willis the Pilot : A Sequel to the Swiss Family Robinson Adrien Paul 113 downloads
- Blown to Bits: The Lonely Man of Rakata, the Malay Archipelago R. M. Ballantyne 112 downloads
- The Vee-Boers: A Tale of Adventure in Southern Africa Mayne Reid 111 downloads
- Camp and Trail: A Story of the Maine Woods Isabel Hornibrook 111 downloads
- Minnie's Pet Dog Madeline Leslie 110 downloads
- Charlie to the Rescue R. M. Ballantyne 110 downloads
- The Wreck of the Red Bird: A Story of the Carolina Coast George Cary Eggleston 107 downloads
- The Boy Travellers on the Congo Henry M. Stanley and Thomas Wallace Knox 106 downloads
- The Golden Dream: Adventures in the Far West R. M. Ballantyne 105 downloads
- The Boy Hunters Mayne Reid 104 downloads
- The Eagle Cliff R. M. Ballantyne 103 downloads
- Jack at Sea: All Work and No Play Made Him a Dull Boy George Manville Fenn 103 downloads
- Fighting the Whales R. M. Ballantyne 102 downloads
- P. T. Barnum's Menagerie P. T. Barnum and Sarah J. Burke 102 downloads
- The Big Otter R. M. Ballantyne 101 downloads
- In the Eastern Seas William Henry Giles Kingston 100 downloads
- On the Banks of the Amazon William Henry Giles Kingston 100 downloads
- The Perambulations of a Bee and a Butterfly, Elizabeth Sandham 98 downloads
- The Jungle Fugitives: A Tale of Life and Adventure in India Edward Sylvester Ellis 98 downloads
- Born to Wander: A Boy's Book of Nomadic Adventures Gordon Stables 98 downloads