Laxmi Bachanalaya
Legally available public-domain books and openly licensed reading materials.
Daniel Giraud Elliot
Alfred Russel Wallace
Alfred Edmund Brehm
W.-F. Rondou
William J. Long
Jac. P. Thijsse
Tickner Edwardes
Pieter Harting
Gerlacus Ribbius
J. Dirks
Eli Heimans and Jac. P. Thijsse
Lucien Biart
E. J. Banfield
Maurice Maeterlinck
active 18th century J. D. Herlein
L. C. Westenenk
Pehr Kalm
These books are free to read. Each is in the public domain in the United States; check your own country's rules before you copy or share one.