A squished squirrel?
Oh, you mean Nutty McNuts, the stunt squirrel. You didn't kill him. As it turns out, you did him a favour.
After his close encounter with your SV, he realised that he was very much cut out for a life of danger and intrigue. David Hasselhoff hooked him up with a Moldavian circus troupe, and he's achieved such fame for his legendary stunting, that they've even given him his own game. Check it out:
http://cybergamez.us/freeonlinegames/nuttymcnuts.htm