Lesser Antillean Iguana vs Spiny-tailed iguana
How does the Lesser Antillean Iguana compare to the Spiny-tailed iguana? They are both members of the Iguanidae 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
- Iguana delicatissima
- Ctenosaura pectinata
- Classification
- Reptile
- Reptile
- Family
- Iguanidae
- Iguanidae
- Habitat
- Subtropical forests and coastal woodlands
- Dry forests, rocky areas, and scrublands
- Diet
- Herbivore
- Omnivore
- Conservation status
- Critically Endangered
- Least Concern
- Lifespan
- 10-15 years
- 10-25 years
- Weight
- 1.0-3.5 kg
- 0.5–2.0 kg
Lesser Antillean Iguana vs Spiny-tailed iguana: who would win?

Lesser Antillean Iguana
1.0-3.5 kg

Spiny-tailed iguana
0.5–2.0 kg
Lesser Antillean Iguana wins moderate confidence
Lesser Antillean Iguana is substantially heavier (1.0-3.5 kg vs 0.5–2.0 kg). 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 Iguanidae family.
Differences
- Habitat: Subtropical forests and coastal woodlands vs Dry forests, rocky areas, and scrublands.
- Diet: herbivore vs omnivore.
- Conservation: Critically Endangered vs Least Concern.
- Weight: 1.0-3.5 kg vs 0.5–2.0 kg.
Lesser Antillean Iguana vs Spiny-tailed iguana: FAQ
Who would win in a fight, a Lesser Antillean Iguana or a Spiny-tailed iguana?
Lesser Antillean Iguana wins. Lesser Antillean Iguana is substantially heavier (1.0-3.5 kg vs 0.5–2.0 kg). 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 Lesser Antillean Iguana and a Spiny-tailed iguana?
Lesser Antillean Iguana and Spiny-tailed iguana differ in several ways — habitat: subtropical forests and coastal woodlands vs dry forests, rocky areas, and scrublands. diet: herbivore vs omnivore. conservation: critically endangered vs least concern. weight: 1.0-3.5 kg vs 0.5–2.0 kg.
Do Lesser Antillean Iguana and Spiny-tailed iguana live in the same habitat?
No — Lesser Antillean Iguana lives in subtropical forests and coastal woodlands, while Spiny-tailed iguana is found in dry forests, rocky areas, and scrublands.
What do Lesser Antillean Iguana and Spiny-tailed iguana eat?
Lesser Antillean Iguana has a herbivore diet, while Spiny-tailed iguana has a omnivore diet.
Which is more endangered, the Lesser Antillean Iguana or the Spiny-tailed iguana?
Lesser Antillean Iguana is listed as Critically Endangered, while Spiny-tailed iguana is listed as Least Concern.
How big are Lesser Antillean Iguana and Spiny-tailed iguana?
Lesser Antillean Iguana weighs around 1.0-3.5 kg, while Spiny-tailed iguana weighs around 0.5–2.0 kg.

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Lesser Antillean Iguana

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Spiny-tailed iguana







