Common Chuckwalla, also called Western Chuckwalla, is an
iguana native to southwestern North America.
A rock-dwelling species, its broad, flat shape with loose
skin allows it to wedge itself into tight rock spaces to
evade predators (similar to the spiny-tailed group of North
There are several species of Chuckwalla, the name deriving from a
native Indian word written by the Spanish as chacahuala. The
Common Chuckwalla can grow to some 18 inches length but some
island species are nearly double that.
Males have a mainly black head and body (latter with some
light spots); juveniles have a light and dark banded body
and tail; females usually have less banding and can be dark.
After eggs are laid, hatchlings are left to fend for