Noun
A large tuberculated lizard (Heloderma suspectum) native of the dry plains of Arizona, New Mexico, etc. It is the only lizard known to have venomous teeth.
Source: Webster's dictionaryA year ago I decided to have a desert scene with two of my favorites tattooed on my back: a radiated tortoise and a Gila monster.” Source: Internet
The venoms of the Gila monster and beaded lizard are not usually deadly, but they can inflict extremely painful bites due to powerful jaws. Source: Internet
The Gila monster thrives in a spacious cage if a mixture of dry sand and gravel is used to mimic its natural desert terrain. Source: Internet