South American swifts, members of of the Iguanidae, can be found throughout the southern part of South America, with populations stretching upwards along the two coasts. The ground color is usually brown, though some with gray or green may be found.
Markings are varied, and usually consist of light and dark stripes and spots.
They do not have a dorsal crest. Suitable substrates include a sand layer covered with bark in places, or astroturf. Furnishings include rocky outcroppings, with branches supplied for arboreal species. Heating and Lighting UVB lighting is required for 10-12 hours a day. Others will have to have their vegetation or furnishings sprayed daily.