Milk Snake vs Red-sided Garter Snake
How does the Milk Snake compare to the Red-sided Garter Snake? They are both members of the Colubridae family. Below we put their classification, habitat, diet, size, and conservation status side by side — and settle who would win in a fight.


Side-by-side comparison
- Scientific name
- Lampropeltis triangulum
- Thamnophis sirtalis parietalis
- Classification
- Reptile
- Reptile
- Family
- Colubridae
- Colubridae
- Habitat
- Forests, grasslands, rocky hillsides
- Grasslands, prairies, forest edges, and wetlands
- Diet
- Carnivore
- Carnivore
- Conservation status
- Least Concern
- Least Concern
- Lifespan
- 12-20 years
- 4-6 years in the wild
- Weight
- 100-500 grams
- 50-150 grams
Milk Snake vs Red-sided Garter Snake: who would win?

Milk Snake
100-500 grams

Red-sided Garter Snake
50-150 grams
Milk Snake wins moderate confidence
Milk Snake is substantially heavier (100-500 grams vs 50-150 grams). In a physical confrontation that size and power advantage is usually decisive. In the wild these two rarely (if ever) meet — this is a what-if based on the size and diet we have on record, not a prediction.
Similarities
- Both are reptiles.
- Both belong to the Colubridae family.
- Both have a carnivore diet.
- Both are listed as Least Concern.
Differences
- Habitat: Forests, grasslands, rocky hillsides vs Grasslands, prairies, forest edges, and wetlands.
- Weight: 100-500 grams vs 50-150 grams.
Milk Snake vs Red-sided Garter Snake: FAQ
Who would win in a fight, a Milk Snake or a Red-sided Garter Snake?
Milk Snake wins. Milk Snake is substantially heavier (100-500 grams vs 50-150 grams). In a physical confrontation that size and power advantage is usually decisive. In the wild these two rarely (if ever) meet — this is a what-if based on the size and diet we have on record, not a prediction.
What is the difference between a Milk Snake and a Red-sided Garter Snake?
Milk Snake and Red-sided Garter Snake differ in several ways — habitat: forests, grasslands, rocky hillsides vs grasslands, prairies, forest edges, and wetlands. weight: 100-500 grams vs 50-150 grams.
Do Milk Snake and Red-sided Garter Snake live in the same habitat?
No — Milk Snake lives in forests, grasslands, rocky hillsides, while Red-sided Garter Snake is found in grasslands, prairies, forest edges, and wetlands.
What do Milk Snake and Red-sided Garter Snake eat?
Both Milk Snake and Red-sided Garter Snake have a carnivore diet.
Which is more endangered, the Milk Snake or the Red-sided Garter Snake?
Milk Snake is listed as Least Concern, while Red-sided Garter Snake is listed as Least Concern.
How big are Milk Snake and Red-sided Garter Snake?
Milk Snake weighs around 100-500 grams, while Red-sided Garter Snake weighs around 50-150 grams.

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Milk Snake

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Red-sided Garter Snake







