Wed, Oct-12-11, 16:04
|
 |
Wag more, bark less.
Posts: 692
|
|
Plan: Meat.
Stats: 216/149/145
BF:
Progress: 94%
Location: Eugene
|
|
Quote:
|
Originally Posted by M Levac
OK, so birth is difficult because of cranium size vs birth canal diameter. But we can note that the same diet that causes DOCs, also affects skeletal structure, and thus birth canal diameter. So no DOCs, no narrow birth canal. What else?
|
Wow. Usually, Martin, I'm right on board with you, but that's too fast and sure a leap for me. Narrow birth canal caused by DOCs/modern food? The argument is that bipedalism requires a narrow birth canal; DOCs don't enter into it. |