Subject
5 free books about frogs, free to read online. Chapter 1 of any book is free, no account needed.
Neotropical Hylid Frogs, Genus Smilisca
Duellman, William Edward; Trueb, Linda
A Field Study of the Kansas Ant-Eating Frog, Gastrophryne olivacea
Henry S. Fitch
Descriptions of Two Species of Frogs, Genus Ptychohyla Studies of American Hylid Frogs, V
William Edward Duellman
A Taxonomic Revision of the Leptodactylid Frog Genus Syrrhophus Cope
John D. Lynch
A New Species of Frog (Genus Tomodactylus) from Western México
Robert G. Webb
