Northern alligator lizard vs Slow Worm
How does the Northern alligator lizard compare to the Slow Worm? They are both members of the Anguidae 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
- Elgaria coerulea
- Anguis fragilis
- Classification
- Reptile
- Reptile
- Family
- Anguidae
- Anguidae
- Habitat
- Temperate forests and woodlands
- Grassland, woodland edges, gardens, heathland
- Diet
- Carnivore
- Carnivore
- Conservation status
- Least Concern
- Least Concern
- Lifespan
- 5-10 years
- 10-30 years
- Weight
- 10-20 grams
- 15-40 grams
Northern alligator lizard vs Slow Worm: who would win?

Northern alligator lizard
10-20 grams

Slow Worm
15-40 grams
Slow Worm wins moderate confidence
Slow Worm is substantially heavier (15-40 grams vs 10-20 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 Anguidae family.
- Both have a carnivore diet.
- Both are listed as Least Concern.
Differences
- Habitat: Temperate forests and woodlands vs Grassland, woodland edges, gardens, heathland.
- Weight: 10-20 grams vs 15-40 grams.
Northern alligator lizard vs Slow Worm: FAQ
Who would win in a fight, a Northern alligator lizard or a Slow Worm?
Slow Worm wins. Slow Worm is substantially heavier (15-40 grams vs 10-20 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 Northern alligator lizard and a Slow Worm?
Northern alligator lizard and Slow Worm differ in several ways — habitat: temperate forests and woodlands vs grassland, woodland edges, gardens, heathland. weight: 10-20 grams vs 15-40 grams.
Do Northern alligator lizard and Slow Worm live in the same habitat?
No — Northern alligator lizard lives in temperate forests and woodlands, while Slow Worm is found in grassland, woodland edges, gardens, heathland.
What do Northern alligator lizard and Slow Worm eat?
Both Northern alligator lizard and Slow Worm have a carnivore diet.
Which is more endangered, the Northern alligator lizard or the Slow Worm?
Northern alligator lizard is listed as Least Concern, while Slow Worm is listed as Least Concern.
How big are Northern alligator lizard and Slow Worm?
Northern alligator lizard weighs around 10-20 grams, while Slow Worm weighs around 15-40 grams.

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Northern alligator lizard

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Slow Worm



