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Definition of spider-tailed horned viper
spider-tailed horned viper
Plural:spider-tailed horned vipers
spider-tailed horned viper Lexical Profile
CEFR
C2
Grade
12
Tier
3
Usage
Rare
• noun
1
A species of venomous viper endemic to the Zagros Mountains of western Iran, distinguished by horn-like scales above its eyes and a highly specialized tail appendage that resembles a spider, which it uses as a lure to ambush insectivorous birds.
Example
"The documentary captured the exact moment the spider-tailed horned viper wiggled its tail to trick a passing bird into striking."
• Nearby Words
Word Origin & Etymology
The common name describes its highly specialized physical adaptations: prominent horn-like scales located over its eyes, and a unique tail appendage that closely mimics the shape and movement of a spider. The species was first scientifically described in 2006.
Cite this Entry
Wordmom. (2026). Definition of Spider-tailed horned viper. In Wordmom Dictionary. Retrieved Oct 14, 2026, from https://wordmom.com/dictionary/spider-tailed horned viper