IAFA: The Esspererin are not robots. They're not "manufactured."
They build each other the same way you do.
IAFA: They get friendly, pick a nice place to settle down, and then the female lays eggs for the male to fertilize.
IAFA: Of course, when you humans do it, you let robots handle the application of the fertilizing agents.
TAGON: We don't have foamed titanium armor composites for skin.
IAFA: Yet. Give evolution some time, sir.