I checked as solution again the first answer, I apologize for the inconveniences.
I inspected the geometry the head of 3d warehouse model and it was made with a sphere and probably two rectangle intersecting it. I used the center point to place the center of one rectangle on it and then moving it blocking along one of the the axes.
This is the one from the 3d warehouse model:
And this one with the follow me tool as you suggested (faster):
@DaveR, does it occur to you some kind of issue can appear not doing the little ducks unique and just resizing the duck (component with other ones nested it)?, and I have another question, if you want to set the center of a sphere on the origin of the component, will you use the find center option at first or what steps would be?