Gila monster

Heloderma suspectum · The Gila monster is a heavy, slow-moving venomous lizard that lives in the Southwestern United States and the northwestern Mexican state of Sonora.

Gila monster
Photo: ALAN SCHMIERER, CC0
Gila monster
Photo: ALAN SCHMIERER, CC0
Gila monster
Photo: BLMArizona, Public domain

Taxonomy

KingdomAnimalia
PhylumChordata
ClassReptilia
OrderSquamata
FamilyHelodermatidae
GenusHeloderma
SpeciesHeloderma suspectum

Where it lives

Sonoran, Mojave and Chihuahuan deserts of the US Southwest and northwest Mexico.

Fun facts

  • Gila monsters spend about 90% of their lives underground in burrows or rocky shelters.
  • A medicine for type 2 diabetes was developed from a protein in Gila monster venom called exendin-4.
  • Gila monsters store fat in their tails, so they do not need to eat often.
  • Adult Gila monsters can eat up to one third of their body weight in a single meal.

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Facts and taxonomy adapted from Wikipedia (CC BY-SA 4.0).