That theory is excluded earlier in the article: If you’re lucky enough to have a whole bone, such as a skull, the size, shape, and dimensions might differ betwe

That theory is excluded earlier in the article: If you’re lucky enough to have a whole bone, such as a skull, the size, shape, and dimensions might differ between male and female. In the case of fragments, researchers might have to dig into DNA If obvious differences are very rare ("very lucky") then the bias can not come from collectors.