Corn snakes (''Elaphe guttata'') are colubrids. They are primarily terrestrial but can climb into trees and low shrubs. The average life span is 10 years. Corn snakes are among the easiest of pet snakes to keep. | Corn snakes (''Elaphe guttata'') are colubrids. They are primarily terrestrial but can climb into trees and low shrubs. The average life span is 10 years. Corn snakes are among the easiest of pet snakes to keep. |