While cruising the Internet, sniffing out the latest science news, I came across this little gem.
http://news.sciencemag.org/sciencenow/2010/10/is-your-dog-pessimistic.html
http://news.sciencemag.org/sciencenow/2010/10/is-your-dog-pessimistic.html
If they think dogs can be neurotic, I'm dying to see what they come up with on cats.