Frogs — Audiobooks
A Field Study of the Kansas Ant-Eating Frog, Gastrophryne olivacea
by Henry S. (Henry Sheldon) Fitch
A New Species of Frog (Genus Tomodactylus) from Western México
by Robert G. (Robert Gravem) Webb
Neotropical Hylid Frogs, Genus Smilisca
by William Edward Duellman, Linda Trueb
Descriptions of Two Species of Frogs, Genus Ptychohyla Studies of American Hylid Frogs, V
by William Edward Duellman
A Taxonomic Revision of the Leptodactylid Frog Genus Syrrhophus Cope
by John D. Lynch