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Anegada Iguana (Cyclura pinguis) Fact Sheet, 2010   Tags: anegada, captive breeding, climb, conservation, egg, endangered, fact sheet, iguana, island, lizard, nest, reptile, san diego zoo, sdzg  

Anegada Iguana (Cyclura pinguis)
Last Updated: Mar 29, 2017 URL: http://ielc.libguides.com/sdzg/factsheets/anegadaiguana Print Guide RSS UpdatesEmail Alerts

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Anegada Iguana (Cyclura pinguis) Fact Sheet, 2010

Anegada Iguana

Image credit: © San Diego Zoo Global. All rights reserved.

TaxonomyPhysical Characteristics

Kingdom: Animalia

Phylum: Chordata

Class: Reptilia - reptiles

Order: Squamata

Family: Iguanidae - Iguanas, iguanids, chuckwallas, and American arboreal lizards

Genus: Cyclura

Species: Cyclura pinguis - Anegada Iguana

Body Weight
Males: 4.0 kg (8.8 lb), on average
Female: 2.9 kg (6.3 lb), on average

Snout-Vent Length
Male: 45.0 cm (1.5 ft), on average
Female: 41.3 cm (1.4 ft), on average

Tail Length
About 60 cm (2.0 ft)

Coloration
Dusty brown back legs and sides; dorsal spines can be brilliant turquoise blue

Distribution & StatusBehavior & Ecology

Range
British Virgin Islands (Anegada Island), West Indies (Caribbean Sea)

Habitat
Sandy scrub with woody shrubs, grasses, and a few trees.
Rocky woodland.

IUCN Status
Critically Endangered (last assessed 1996)

CITES Appendix
Appendix I

Other Designations
U.S. Fish and Wildlife Service: Endangered

Population in Wild
200-300

Locomotion
Crawl, walk, run. Climb trees often to feed. May reach for food on two back legs.

Activity Cycle
Mainly inactive. Bask in the sun during the morning.

Social Groups
Defend home ranges against individuals of the same sex. May live in groups.

Diet
Leaves and fruits

Predators
Mainly feral cats and dogs. Other observations of native snakes and a kestral preying on transloated Anegada Island iguanas.

Reproduction & DevelopmentSpecies Highlights

Sexual Maturity
Females: around 7-9 years old

Nesting Season
June-July, after spring rains

Incubation Period
90-92 days, on average

Clutch Size
13 eggs, on average (range 1-20)

Longevity
At least 40 years

Feature Facts

  • Only about 250 individuals remaining; Critically Endangered
  • Use visual displays and olfactory channels to communicate
  • Strong competition among males
  • Eyes flush bright crimson when agitated
  • Browsing by these iguanas promotes growth in plants and helps to disperse their seeds
  • Compete with free-ranging livestock
  • Studied and successfully raised in captivity by the San Diego Zoo; headstarting programs
 

About This Fact Sheet

© 2010 San Diego Zoo Global. Minor updates to Physical Characteristics and Reproduction in 2017.

How to cite: Anegada Iguana (Cyclura pinguis) Fact Sheet, 2010. c2010-2017. San Diego (CA): San Diego Zoo Global; [accessed YYYY Mmm dd]. http://ielc.libguides.com/sdzg/factsheets/anegadaiguana
(note: replace YYYY Mmm dd with date accessed, e.g., 2015 Sep 10)

Disclaimer: Although San Diego Zoo Global makes every attempt to provide accurate information, some of the facts provided may become outdated or replaced by new research findings. Questions and comments may be addressed to library@sandiegozoo.org.

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Anegada Iguana

Anegada Iguana hatchling emerges from nest

An Anegada Iguana hatchling emerges from its nest.

Image credit: © Jeff Lemm. All rights reserved. Used with permission from the artist.

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