The common garter snake (Thamnophis sirtalis) is found throughout North America. In the South, it is active year round. In the North, it is active during the warmer months but hibernates during the winter. It is commonly found basking on warm rocks during cool mornings. This lifestyle indicates that the snake is probably

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The common garter snake is ectothermic, meaning it relies on external sources of temperature to regulate its body heat, as indicated by its basking behavior and seasonal activity patterns.

The Common Garter Snake (Thamnophis Sirtalis) Is Found Throughout North