What is "common garter snake"

n. a garter snake that is widespread in North America [syn: Thamnophis sirtalis]

The common garter snake (Thamnophis sirtalis) is a species of natricine snake, which is indigenous to North America and found widely across the continent. Most common garter snakes have a pattern of yellow stripes on a brown or green background, and their average total length (including tail) is about , with a maximum total length of about . The average body mass is .