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Black spiny-tailed iguana vs Green Iguana

How does the Black spiny-tailed iguana compare to the Green 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.

Black spiny-tailed iguana
Green Iguana

Side-by-side comparison

Black spiny-tailed iguana
Green Iguana
Scientific name
Ctenosaura similis
Iguana iguana
Classification
Reptile
Reptile
Family
Iguanidae
Iguanidae
Habitat
Dry forests, rocky areas, and savannas of Central America
Tropical rainforests near rivers and streams
Diet
Omnivore
Herbivore
Conservation status
Least Concern
Least Concern
Lifespan
15-25 years
10-20 years
Weight
0.8-2.5 kg
2-5 kg

Black spiny-tailed iguana vs Green Iguana: who would win?

Black spiny-tailed iguana

Black spiny-tailed iguana

0.8-2.5 kg

VS
Green Iguana

Green Iguana

2-5 kg

Green Iguana wins moderate confidence

Green Iguana is substantially heavier (2-5 kg vs 0.8-2.5 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 are listed as Least Concern.

Differences

  • Habitat: Dry forests, rocky areas, and savannas of Central America vs Tropical rainforests near rivers and streams.
  • Diet: omnivore vs herbivore.
  • Weight: 0.8-2.5 kg vs 2-5 kg.

Black spiny-tailed iguana vs Green Iguana: FAQ

Who would win in a fight, a Black spiny-tailed iguana or a Green Iguana?

Green Iguana wins. Green Iguana is substantially heavier (2-5 kg vs 0.8-2.5 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 Black spiny-tailed iguana and a Green Iguana?

Black spiny-tailed iguana and Green Iguana differ in several ways — habitat: dry forests, rocky areas, and savannas of central america vs tropical rainforests near rivers and streams. diet: omnivore vs herbivore. weight: 0.8-2.5 kg vs 2-5 kg.

Do Black spiny-tailed iguana and Green Iguana live in the same habitat?

No — Black spiny-tailed iguana lives in dry forests, rocky areas, and savannas of central america, while Green Iguana is found in tropical rainforests near rivers and streams.

What do Black spiny-tailed iguana and Green Iguana eat?

Black spiny-tailed iguana has a omnivore diet, while Green Iguana has a herbivore diet.

Which is more endangered, the Black spiny-tailed iguana or the Green Iguana?

Black spiny-tailed iguana is listed as Least Concern, while Green Iguana is listed as Least Concern.

How big are Black spiny-tailed iguana and Green Iguana?

Black spiny-tailed iguana weighs around 0.8-2.5 kg, while Green Iguana weighs around 2-5 kg.

Black spiny-tailed iguana

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Black spiny-tailed iguana

Green Iguana

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Green Iguana