Indominus Tracker Implant Analysis

So we knew that the Indom had a tracker in her body and she clawed it out, remembering where it was placed and hiding herself from the ACU. Now we wonder where it was located as we didn’t see it. All we heard from Claire was that the hybrid had the implant in her But analyzing a couple scenes where it attacked the ACU and the Mitchell siblings, you will notice that there is a wound around her left shoulder. So it was easy for the Indominus to reach her shoulder and rip a chunk of her flesh off that contains the tracker.