[Alamo-Girl]

A temporal reversal changes the direction of the "arrow of time". You say that isn't a problem, but where is the evidence that such an event has ever occurred?

[js1138]

I am not asserting the arrow of time reverses. I am saying evolution occasionally backtracks and reverses changes.

http://www.eurekalert.org/pub_releases/2006-08/uouh-sre073106.php

Among many possible links.

Please don't get into monkeys changing into fish. That Hollywood caricature is so tiresome.