bpmojo80 Posted October 29, 2013 Share Posted October 29, 2013 I was searching for how many instar they go through, and found the same question asked here . Without an answer . So here is what i found. http://www.slideshare.net/echowuhao/instar-and-sex-determination-of-dubia-cockroaches Quote Link to comment Share on other sites More sharing options...
bpmojo80 Posted October 29, 2013 Author Share Posted October 29, 2013 So at 2-4 weeks of age (2nd instar) it is possible to sex dubia nymphs. Quote Link to comment Share on other sites More sharing options...
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