Iguana GuideQuick answer: Green iguanas use burrows for shelter, and females also excavate nest burrows. In Florida, concentrated burrowing can contribute to erosion near infrastructure.
UsesShelter & nesting
Florida concernErosion
Common sitesBanks, levees, seawalls
SpeciesGreen iguana
Two major reasons to dig
Burrows can provide shelter, while nesting females excavate suitable sites for eggs.
Why Florida notices them
UF/IFAS reports concerns around canal banks, levees and seawalls where high iguana densities and repeated excavation can undermine soil.
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Ecology becomes infrastructure
This is a good example of why introduced-species impacts are not limited to competition with wildlife. A normal behavior in one context can become a costly conflict in another.
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Keep exploring
Iguana facts become more useful when anatomy, behavior, species and habitat are connected instead of treated as isolated trivia.
Sources & further reading
Core factual claims on this page were checked against these references.
Health boundary: Iguana Guide explains natural history and responsible ownership. It does not diagnose illness or provide treatment instructions.