The spider-tailed horned viper (Pseudocerastes urarachnoides) is a species of viper endemic to western Iran which was only described in 2006. The spider-tailed horned viper has a unique tail that is used to catch birds. Poster #200505916
The spider-tailed horned viper (Pseudocerastes urarachnoides) is a species of viper endemic to western Iran which was only described in 2006. The spider-tailed horned viper has a unique tail that is used to catch birds. Poster #200505916
