Juvenile and Adult

• Yellow or greenish-coloured stripe along top of back and each side of body; red markings often present between stripes
• Round pupils
• Scales keeled (ridge lengthwise on each scale)
• Usually 7 upper labials
• Side stripe usually on 2nd and 3rd scale rows
• Background colour: dark olive to black

Total length: up to 100 cm

Range

• Most wide-ranging snake in Alberta, the Red-sided Garter Snake is found in the boreal forest, foothills, and parklands regions

May be confused with Plains Gartersnake.