Someone reached my site by searching for “callosal boobs.” He
probably was disappointed. The Corpus Callosum does not have
boobs.
However, nearby, there is a pair of structures known as the
href="http://en.wikipedia.org/wiki/Mammillary_bodies">mammillary bodies.
Maybe that will bring some joy. (image credit:
href="http://www.mja.com.au/public/issues/jun1/harper/harper3.html">The
Medical Journal of Australia; HT: Mike’s High Yield Blog)