- Smoothing the Way for Smooth Green Snakes
- Green Snake Watercolor posters & Art Prints de Zake Yonkou - Printler
- Maryland Biodiversity Project - Smooth Greensnake (Opheodrys vernalis)
- Critter of the Week: Rough green snake
- Rough green snake spotted in Shawnee State Forest
- Long, Lean, and Green
- Are there any green snakes in Southern Africa? - Quora
- rough greensnake
- Kansas Herpetofaunal Atlas
- Smooth Greensnake
- Rough Greensnake State of Tennessee, Wildlife Resources Agency
- Adorable Green Snake!
- 10 Astonishing Facts About Green Whip Snake
- ADW: Opheodrys vernalis: INFORMATION
- Eastern Natal Green Snake - African Snakebite Institute
- Oriental Whip Snake
- Rough Green Snake
- Information About The Green Snake - British Pet Insurance
- The Green Snakes Found in South Africa - The Harmless and Deadly.
- kingsnake blog Blog - Desperately seeking smooth green snakes
- Smooth Green Snake (Opheodrys vernalis) - Reptiles and Amphibians of Iowa
- Opheodrys aestivus aestivus Northern Rough Greensnake
- Learn about smooth greensnakes
- Smooth Green Snake