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Green Iguana vs Rhinoceros Iguana

How does the Green Iguana compare to the Rhinoceros 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.

Green Iguana
Rhinoceros Iguana

Side-by-side comparison

Green Iguana
Rhinoceros Iguana
Scientific name
Iguana iguana
Cyclura cornuta
Classification
Reptile
Reptile
Family
Iguanidae
Iguanidae
Habitat
Tropical rainforests near rivers and streams
Dry forest and scrubland
Diet
Herbivore
Herbivore
Conservation status
Least Concern
Vulnerable
Lifespan
10-20 years
15-20 years in the wild, up to 25 years in captivity
Weight
2-5 kg
4.5–9 kg (10–20 lbs)

Green Iguana vs Rhinoceros Iguana: who would win?

Green Iguana

Green Iguana

2-5 kg

VS
Rhinoceros Iguana

Rhinoceros Iguana

4.5–9 kg (10–20 lbs)

Rhinoceros Iguana wins moderate confidence

Rhinoceros Iguana is substantially heavier (4.5–9 kg (10–20 lbs) vs 2-5 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.
  • Both have a herbivore diet.

Differences

  • Habitat: Tropical rainforests near rivers and streams vs Dry forest and scrubland.
  • Conservation: Least Concern vs Vulnerable.
  • Weight: 2-5 kg vs 4.5–9 kg (10–20 lbs).

Green Iguana vs Rhinoceros Iguana: FAQ

Who would win in a fight, a Green Iguana or a Rhinoceros Iguana?

Rhinoceros Iguana wins. Rhinoceros Iguana is substantially heavier (4.5–9 kg (10–20 lbs) vs 2-5 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 Green Iguana and a Rhinoceros Iguana?

Green Iguana and Rhinoceros Iguana differ in several ways — habitat: tropical rainforests near rivers and streams vs dry forest and scrubland. conservation: least concern vs vulnerable. weight: 2-5 kg vs 4.5–9 kg (10–20 lbs).

Do Green Iguana and Rhinoceros Iguana live in the same habitat?

No — Green Iguana lives in tropical rainforests near rivers and streams, while Rhinoceros Iguana is found in dry forest and scrubland.

What do Green Iguana and Rhinoceros Iguana eat?

Both Green Iguana and Rhinoceros Iguana have a herbivore diet.

Which is more endangered, the Green Iguana or the Rhinoceros Iguana?

Green Iguana is listed as Least Concern, while Rhinoceros Iguana is listed as Vulnerable.

How big are Green Iguana and Rhinoceros Iguana?

Green Iguana weighs around 2-5 kg, while Rhinoceros Iguana weighs around 4.5–9 kg (10–20 lbs).

Green Iguana

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Green Iguana

Rhinoceros Iguana

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Rhinoceros Iguana