Definition

Noun: * Chuckwalla: A large, herbivorous lizard (Sauromalus obesus, now often classified as Sauromalus ater) native to arid regions of the southwestern United States and northern Mexico. It is known for its robust, flattened body and its defensive behavior of inflating itself with air to wedge itself tightly into rock crevices.

Usage Examples

• Noun:
  • The sauromalus obesus is well-adapted to survive in extreme desert heat.
  • We spotted a sauromalus obesus basking on a sun-warmed boulder.
  • The biologist studied the feeding habits of sauromalus obesus.

Advanced Usage

• The species name "obesus" (meaning "fat" or "swollen" in Latin) refers to the lizard's characteristic plump body shape and its ability to appear swollen when threatened.
• In scientific and ecological writing, "Sauromalus obesus" is used to specify the species within the genus .

Variants and Related Words

• Chuckwalla (n): The common name for .
• Sauromalus ater (n): A current taxonomic synonym often used for this species.
• Iguanid (n): A member of the family Iguanidae, to which the chuckwalla belongs.

Synonyms

• Chuckwalla: The primary common name.
• Desert iguana (Note: This commonly refers to a different, smaller species, , but is sometimes loosely used in non-scientific contexts).

Related Phrases/Idioms

• To puff up like a chuckwalla: An informal simile describing someone who appears to swell with indignation or pride, inspired by the lizard's defensive behavior.
  • He puffed up like a chuckwalla when his authority was questioned.

Noun

1. a herbivorous lizard that lives among rocks in the arid parts of southwestern United States and Mexico