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Anegada Iguana (Cyclura pinguis) Fact Sheet
Anegada Iguana (Cyclura pinguis)
Image credit: © San Diego Zoo Wildlife Alliance. All rights reserved.
Class: Reptilia - reptiles
Family: Iguanidae - Iguanas, iguanids, chuckwallas, and American arboreal lizards
Species: Cyclura pinguis - Anegada Iguana
Males: 4.0 kg (8.8 lb), on average
Female: 2.9 kg (6.4 lb), on average
Male: 45.0 cm (1.5 ft), on average
Female: 41.3 cm (1.4 ft), on average
About 60 cm (2.0 ft)
Dusty brown back legs and sides; dorsal spines can be brilliant turquoise blue
|Distribution & Status
||Behavior & Ecology
British Virgin Islands (Anegada Island), West Indies (Caribbean Sea)
Sandy scrub with woody shrubs, grasses, and a few trees.
Critically Endangered (2019 assessment)
Appendix I (UNEP 2019)
U.S. Fish and Wildlife Service: Endangered
Population in Wild
Crawl, walk, run. Climb trees often to feed. May reach for food on two back legs.
Mainly inactive. Bask in the sun during the morning.
Defend home ranges against individuals of the same sex. May live in groups.
Leaves and fruits
Mainly feral cats and dogs. Other observations of native snakes and a kestral preying on transloated Anegada Island iguanas.
|Reproduction & Development
Females: around 7-9 years old
June-July, after spring rains
90-92 days, on average
13 eggs, on average (range 1-20)
At least 40 years
- Only about 250 individuals remaining; Critically Endangered
- Feral cats kill most small juveniles
- 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 managed care by the San Diego Zoo; headstarting programs
About This Fact Sheet
© 2010-2020 San Diego Zoo Wildlife Alliance. Minor updates to Physical Characteristics and Reproduction in 2017. IUCN Status and current population estimates updated Oct 2020.
How to cite: Anegada Iguana (Cyclura pinguis) Fact Sheet. c2010-2020. San Diego (CA): San Diego Zoo Wildlife Alliance; [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Diego Zoo Wildlife Alliance makes every attempt to provide accurate information, some of the facts provided may become outdated or replaced by new research findings.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 firstname.lastname@example.org.
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An Anegada Iguana hatchling emerges from its nest.
Image credit: © Jeff Lemm. All rights reserved. Used with permission from the artist.