http://www.msnbc.msn.com/id/38446579/ns/technology_and_science-science/

I've always said you could judge the person by the dog. Generally speaking, if the dog is an …..I mean.... a jerk, the person is also a jerk.

Thank you for sharing this, Ms. Sharron.

AJ, your welcome..hope your having a great month…
Things are well here...
Hugs.

If they do, it could be because they want to feel more like part of the family, or it's just a particular animal's personality and that animal was matched with the person meant for it.