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.

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. See less