Rhiannon wrote:
What on earth can it be about big rocks that gets you pregnant
tiompan wrote:
Possibly a remnant of their original function
Long shot, rather tenuous, but maybe it's a case of what helps you stay pregnant being a memory/remnant of some function of similar marks. Compare with the bit about pica in this, if you scroll down to the bit about 'A review of the medical literature'Unlikely really, but a nice excuse to post that link again :)