Animal Facts
    Common Name:
    Beaded Lizard
    Scientific Name:
    Heloderma horridum
    • Solitary, males will fight for hours to win the opportunity to breed with a female.
    • They go underground during the heat of the day.
    • They appear sluggish when first coming out at night, but can move fast if needed.
    • Lacking fangs, they must chew on their prey to inject it with their venom.
    5 lb
    2.5 ft
    Life Span:
    30 yrs
    Gestation Period:
    190 days
    Number of Young:
    3-13 eggs
    • Desert
    • Forest
    • Rocky Areas
    • Shrubland
    Fun Facts:
    • Males are slightly larger than females.
    • The beaded appearance comes from bones under the skin that act a bit like armor plating.
    • Bites to humans are rarely fatal. If threatened, beaded lizards open their mouth wide and hiss before biting.
    • When food is scarce, they rely on fat stores in their tail for energy.
    • Habitat Loss
    • Poaching / Over Consumption
    Endangered Status
    Endangered Status
    • Extinct in Wild (EW)
    • Critically Endangered (CR)
    • Endangered (EN)
    • Vulnerable (VU)
    • Near Threatened (NT)
    • Least Concern (LC)
    • Not Evaluated (NE)