The Animats, Appearing Species

From the rat to the dragonfly, including snakes, flies, bees or salamanders, numerous animals now have their mechanical doppelgangers. They are the Animats, a.k.a. artificial animals. But are these robots as skilled and performing as their shaggy and feathered homologs? Are they able to adapt to new situations and to learn from their mistakes? And how can we use them in the civil as well as in the military fields?