Sperm and Eggs

With all the attention being given to the new film Children of Men, based on a P.D. James novel, about a severe dropoff in British fertility, am I the only one who remembers an excellent, gripping novel on the same theme--Greybeard, by Brian W. Aldiss, published in 1964? No babies have been born for years, and the book’s hero, the oldest man in the world (although he’s only in his 40s) leads a band on a search for a child rumored to have been seen
in the forest ...