When we found out you were pregnant we were ecstatic and soon we discovered it was a girl and spent the months running up to the birth getting the nursery ready.

I recommend that couples develop a "Pre-Pregnancy Plan," in which they develop strategies to create an environment conducive to fertility.

We should be prepared for analogous effects in humans: for example, in children born to mothers who may have been exposed to war well before becoming pregnant, " Prof. Leshem concluded."