Which species and when you say larger do you mean in length or weight?Just wondering who is usually larger, males or females?
There are multiple species of hissers. For example, Aeluropoda insignis (Flat Horn Madagascar Hissing Roach), Elliptorhina chopardi (Dwarf Madagascar Hissing Roach)It says hissers in the title. Females tend to be both bulkier and larger.