Sexing Strategus aloeus pupae

[Lucanus]

Male

 

female

 

Pair

 

If you look closely at the tip of the abdomen, you will realize that the male has a reproductive organ sticking out, which can't be seen in female.

[Lucanus]

[Oak]

Nice Catch Alan

[a.ojala]

Thanks for the helpful info

[hardshell]

i just look at the horn lol

[Lucanus]

i just look at the horn lol

Strategus aloeus female has a tiny horn on the thorax which gets some people confused about the gender. Also, really tiny minor male probably resembles a female in horn shape so this is the best way to clarify the sex.

 

 

[Lucanus]

Pics of my males :