Sometime during the many millions of years that have elapsed since mammalian faunas came into existence, some sort of island crossed from West Africa to South America.
So what do we do? Anything. Something. So long as we just don't sit there. If we screw it up, start over. Try something else. If we wait until we've satisfied all the uncertainties, it may be too late.
I'm predicting that we'll finally have a computer will search my e-mail automatically and delete every message that begins with 'thought you'd be interested,' and then give an electrical shock to the sender to remind him or her to stop send that kind of message.

