Teehee! Reading my "anything sperm do"....like maybe they read books, have little houses, talk on cell phones....
Here's an article about sperm competition (interesting first sentence in terms of this discussion):
Scientists know that females of most species are promiscuous, Pitnick said, and tend to have a specialised storage organ where sperm from different males compete in the race to fertilise an egg. [...]
Very interesting article indeed -- thank you, Sozobe! Turns out nimh was absolutely right about my naivité: You females are much more devious than I gave you credit for.