Tom Vezo / Gila Monster (Heloderma suspectum), Sonoran Desert, Arizona
00590321
Patricio Robles Gil / Gila Monster (Heloderma suspectum) adult in the Sonoran Desert, venomous species, Mexico
00540900
Pete Oxford / Gila Monster (Heloderma suspectum), native to North America
00540898
Pete Oxford / Gila Monster (Heloderma suspectum) on sand dune, native to North America
00540897
Pete Oxford / Gila Monster (Heloderma suspectum) on sand dune, native to North America
00456017
Pete Oxford / Gila Monster (Heloderma suspectum), native to the southwestern United States and northwestern Mexico
01719461
Daniel Nunez / Guatemalan beaded lizard (Heloderma charlesbogerti) with mouth open in defensive posture, Heloderma Natural Reserve, Zacapa, Guatemala. Endangered.
Daniel Nunez / Guatemalan beaded lizard (Heloderma charlesbogerti) resting on branch, Valley of Motagua, Heloderma Natural Reserve, Zacapa, Guatemala. Endangered.
01668652
Daniel Heuclin / Man extracting venom from Gila monster (Heloderma suspectum) Aphabiotoxine laboratory, Belgium.
01668651
Daniel Heuclin / Man extracting venom from Gila monster (Heloderma suspectum) Aphabiotoxine laboratory, Belgium.
01668650
Daniel Heuclin / Man extracting venom from Gila monster (Heloderma suspectum) Aphabiotoxine laboratory, Belgium.