Well, since we know they feel love, I see no reason to believe they don't feel the other emotions we humans have, including jealousy. Let's face it, they can get anxious about being separated from us and I even think they can be vengeful. They hang around us enough to pick up on some of these emotions, why not all?

I also welcome you and your furry children. I'm fairly new here, too, but come visit everytime I get on the net.