why male ascaris is smaller than female

Question

i mean to say that mostly i see males are bigger in size than females but in this case they are smaller so how this is an advantage , does it help in reproduction or something else..

Answer 1

There are many types of organisms where males are smaller in size than females. The reasons vary although are typically centered around survivability or benefit to reproduction. There are even organisms considered both sexes where males change to females or females change to males in order to reproduce.