The family Helodermatidae is commonly referred to as the gila monster and the Mexican beaded lizard family. The scientific name of this family refers to their characteristic bumpy skin, which consists of numerous small scales. Helodermatidae is a group of lizards, endemic to North and Central America. Often found in arid regions, they are known for their venomous bite and slow movements. Other common names for this family include bead lizards, monster lizards, and simply Heloderms. Despite being venomous, these lizards are popular in the exotic pet trade due to their unique appearance and relatively docile nature.