Dead salmon 'responds' to portraits of people - Short Sharp Science - New Scientist

"Dead salmon responds to portraits of people"

So, in theory, you should be able to let dead people look at a line-up and "identify" their murderer. Only one problem. Given our slow court system, those dead people aren't gonna be smellin' real fresh when they testify at the trial.

Nah! I got it. You can't fool me. I've seen soap operas. That wasn't the same salmon who died - it was his evil twin!