CreatureData

Black iguana

Ctenosaura similis (Gray, 1831)

Status not recordedlizards

The black iguana (Ctenosaura similis) is a species in the family Iguanidae, order Squamata. Recorded adults weigh 956.3 g to 4.25 kg, reach 34.4 cm in length and live up to 22.4 years.

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Quick facts about the black iguana

Weight
956.3 g – 4.25 kg
Length
30.5 cm – 34.4 cm
Lifespan
22.4 years
Diet
Herbivore
Longest recorded lifespan
60 years
Main food
Not recorded
Habitat
forest
Egg incubation
94.7 days
Young per litter or clutch
12 – 88
Age at maturity
21 months – 2.87 years
Litters or clutches a year
1
Reproduction
Eggs
Active
By day (diurnal)
Conservation status
Not recorded
Countries on record
Not recorded

How big is the black iguana?

BLACK IGUANA · LENGTH 34.4 CMADULT HUMAN · HEIGHT 1.7 M
At 34.4 cm, the recorded maximum length of the black iguana is about 20% of the height of an adult human (1.7 m, a fixed reference used for scale).

Where does the black iguana live?

Not recorded

Is the black iguana endangered?

No conservation assessment is recorded for this species in our sources. That is not the same as being safe: it has not been matched to an assessment.

How is the black iguana classified?

  1. kingdomAnimalia
  2. phylumChordata
  3. classReptilia
  4. orderSquamata
  5. familyIguanidae
  6. genusCtenosaura
  7. SpeciesCtenosaura similis (Gray, 1831)

Synonyms Ctenosaura completa, Iguana, Iguana similis

Other names and names in other languages (26)
  • Black CtenosaurEnglish
  • Black spiny-tailed iguanaEnglish
  • Common spiny-tailed iguanaEnglish
  • Gray's spiny-tailed iguanaEnglish
  • إغوانة سوداءArabic
  • leguán černýCzech
  • Centralamerikansk TornhaleleguanDanish
  • Schwarzer LeguanGerman
  • Iguana NegraSpanish
  • Cténosaure noirFrench
  • fekete tüskésfarkú leguánHungarian
  • Iguana neraItalian
  • ツナギトゲオイグアナJapanese
  • Zwarte LeguaanDutch
  • czarnogwan środkowoamerykańskiPolish
  • Iguana-negraPortuguese
  • Черная Шипохвостая ИгуанаRussian
  • Garrobo comúnroot
  • 黑刺尾鬣蜥Chinese
  • GarroboSpanish
  • Garrobo NegroSpanish
  • Iguana negra de cola espinosaSpanish
  • Iguana-espinosa rayadaSpanish
  • iguane à queue épineuse noireFrench
  • Witzwarte grondleguaanDutch
  • Providence Spiny-tailed Iguanaroot

Catalogue of Life

Relatives of the black iguana

Other species in the same genus Ctenosaura.

Swamper

Ctenosaura bakeri

IguanidaeNo free photo yet

CompareBlack iguana vs SwamperBlack iguana vs Veracruz spiny-tailed iguanaBlack iguana vs Guatemalan black iguanaBlack iguana vs Spiny-tailed iguana

Common questions

Answered only where our data holds the answer.

How big is the black iguana?

An adult black iguana weighs 956.3 g – 4.25 kg and measures 30.5 cm – 34.4 cm long, according to values recorded on Wikidata.

How long does the black iguana live?

The black iguana has a recorded lifespan of 22.4 years.

What kind of animal is the black iguana?

The black iguana (Ctenosaura similis) belongs to the family Iguanidae in the order Squamata.

Sources and how to cite this page

Data as of 2026-11-11. How this page is put together.

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APA

CreatureData. (2026). Black iguana (Ctenosaura similis). Retrieved from https://creaturedata.com/animals/black-iguana

MLA

“Black iguana (Ctenosaura similis).” CreatureData, 2026, https://creaturedata.com/animals/black-iguana.

BibTeX
@misc{black_iguana_2026,
  title = {Black iguana (Ctenosaura similis)},
  author = {{CreatureData}},
  year = {2026},
  url = {https://creaturedata.com/animals/black-iguana},
  note = {Data as of 2026-11-11}
}