The subtly different squid eye
By now, everyone must be familiar with the inside out organization of the cephalopod eye relative to ours: they have photoreceptors that face towards the light, while we have photoreceptors that are facing away from the light. There are other important differences, though, some of which came out in a recent [_Nature_ podcast](http://www.nature.com/nature/podcast/) with Adam Rutherford (which you can [listen to here](http://sos343-1-dl.edgesuite.net/nature/podcast/v453/n7193/.uid.MSK-AAAvgk-Jmx5PpQ438a8a34be557a1e84cdd54884af5e2e.nature-2008-05-15.mp3?sauth=1210869923_f718447d9a43fb482c8696a3452c5771&ext=.mp3&ct=audio/mpeg)), which was prompted by a recent publication on the structure of squid rhodopsin.
**Continue reading** ["The subtly different squid eye" (on Pharyngula)](http://scienceblogs.com/pharyngula/2008/05/the_subtly_different_squid_eye.php)