They are uniform in shape, which is why Paid drew a circle over the one on Stevie Branch's forehead and suggested something much like a watch face. It's also why back in 1998, when the claims of human bite marks were being made to fuel the witch hunt against Mark Byers,
Dr. Harry Mincer explained:
Granted, we don't have autopsy photos publicly for much of what Miner talked about, but here I've marked the semicircular wounds on this one demonstrate their uniform hollow pipe like shape:
And check the
measurements for yourself. While that consistency was apparently overlooked until 2002, it's an irrefutable matter of measurements which corroborates the consistency between the saw edge of the knife and other wounds identified at trial.