Richard Dennis Johnston

Richard Dennis Johnston is a biochemist who serves on the advisory board of the International Herpetological Symposium. Johnston has been studying and photographing reptiles and amphibians for more than 45 years.


Amphibians and Reptiles of Costa Rica
A Pocket Guide
Federico Muñoz Chacón, Richard Dennis Johnston
The perfect introductory guide to the amphibians and reptiles of Costa Rica in a format that makes it easy to carry into the field.



Amphibians and Reptiles of Costa Rica/Anfibios y reptiles de Costa Rica
A Pocket Guide in English and Spanish/Guía de bolsillo en inglés y español
Federico Muñoz Chacón, Richard Dennis Johnston








Connect with us

Newsletters