Aside from size – the female is larger than the male – the only method used to determine the sex of the mantis is by looking at its abdomen . Female mantises have 6 abdominal segments and males have 8. So if you want to know the sex of a mantis, look at its abdomen and count the segments.
Surely you are also wondering if it is true that the female eats the male after the sexual act. We can say that it is true that the female eats the male after the sexual act and then she will lay her eggs. But it is not something frequent. It doesn't always happen. According to experts, only 13-28% of the time.
