4 ms·

I suspect this applies to human beings as well.

• littlestymaar 1y ago
  Well, humans don't have “layers” in the first place…
  • Legend2440 1y ago
    Of course not, that’s ogres.
• TeMPOraL 1y ago
  There's https://en.wikipedia.org/wiki/Hydrocephalus# https://en.wikipedia.org/wiki/Hydrocephalus# and there are cases of people living normal lives, not realizing they're missing most of their brains, until this gets discovered on some unrelated medical test. Or people who survived an unplanned brain surgery by rebar or bullet. Etc.