What proportion of the *Cerastes cerastes* population typically exhibits the characteristic supraorbital horns?
Answer
About half
The text specifies that the supraorbital horns are not universal, noting that only about half of the *C. cerastes* population typically displays this defining feature.
Related Questions
What is the primary evolutionary purpose cited for the supraorbital 'horns' of the Desert Horned Viper (*C. cerastes*)?How does *Cerastes cerastes* move across loose desert sands efficiently?What method does *C. cerastes* employ for water conservation in its harsh environment?What is the structural difference defining the 'horn' on the European *Vipera ammodytes*?How does *Cerastes cerastes* produce an acoustic warning when threatened?What is the reproductive strategy utilized by the Desert Horned Viper (*C. cerastes*)?What is the generally reported length range for a mature *Cerastes cerastes*?Which habitat preference distinguishes *Vipera ammodytes* from *Cerastes cerastes*?Which symptom is explicitly mentioned as a potential severe effect following envenomation by *C. cerastes*?What proportion of the *Cerastes cerastes* population typically exhibits the characteristic supraorbital horns?