Q. What will you look for to identity the sex of the following?
A) Male frog – a copulatory pad on the first digit of the hind limb
B) Female cockroach – anul ceri
C) Male shark – claspers borne on pelvic fins
D) Female Ascaris – sharply curved posterior end
Explanation
A clasper is a male anatomical structure found in some groups of animals, and used in mating. Male cartilaginous fish like shark have claspers formed from the posterior portion of their pelvic fin which serves as intromittent organs used to channel semen into the female’s cloaca during mating.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.