Biology and taxonomy of this Galapagos Islands reptile.

Photos of North American collared lizards of the genus Crotaphytus.

Biology, evolution, and conservation status.

Extensively illustrated discussion of biology and distribution.

Devoted to discovering why the Texas Horned Lizard (Phrynosoma cornutum) has declined in numbers so dramatically in recent years, and what can be done to reverse the process.

The biology of the bizarre, spiny, ant-eating, Phrynosoma of North America.

Bibliography of studies concerned with the green iguana (Iguana iguana) - general biology, ecology and environment, behavior and sociality, breeding and nesting, captive husbandry and veterinary care.

A non-profit, international organization dedicated to the preservation of the biological diversity of iguanas through habitat preservation, active conservation, research, captive breeding, and dissemination of information.

Overview of marine iguana habitats, feeding patterns, and behavior.

Extensive list of articles and resources for many aspects of captive iguana care. Includes cross references to other research.

Narrative, including geographic range, physical characteristics, natural history, economic importance, and list of references.

The food habits of the Horned Lizards (Phrynosoma modestum and P. cornutum) that coexist in a creosotebush desert grassland community in southeastern Arizona.

A page dedicated to the conservation of these wonderful lizards. Also has a forum pertaining to all subspecies of Iguanas and Iguana breeding, or keeping.

To educate the public on the care of green iguanas and to make others aware of the injustices against iguanas that have been largely ignored by the public in years.

AZA Species Survival Plan Profile.