In Australia, there is a small marsupial called the antechinus. It looks a lot like an ordinary mouse, but has an extraordinary life-cycle. Today, we discover a host of incredible organisms that illustrate the absurdity and elegance of evolution.
Plus, a regulatory conundrum over catfish. At a moment when the political divide is as wide as it's ever been, some republicans and democrats are actually coming together - over a bottom-feeder.