Female body-builders go to a great deal of effort to shape their physiques in a manner that is highly similar to their male body-builder counterparts. What do these female body-builders demonstrate about sexual dimorphism?

Based on the information provided within the question it can be said that these female bodybuilders are demonstrating that aside from the sexual organs Male and Female bodies are much more similar than different. This is being proven by the female body-builders being able to match the male bodybuilders in every physical aspect of bodybuilding.