Abstract: Considering the climate of Iran, the country is so rich with respect to the diversity of scorpions. The highest prevalence of scorpion bite and mortality resulted from it occurs in Khoozestan across the country. The samples of scorpions for this research (Apistobuthus susanae and Odontobuthus bidentatus) have been collected from different parts of Khoozestan Province (Southwest of Iran) using UV Method. The desired morphological characters were measured with a digital caliper. The data were analyzed using SPSS software (Version 14) with ANOVA and t-test. The result shows significant differences between male and female scorpions in intra-species comparison and between same sexes in inter-species comparison.