Scientists believe that dogs may be twice as smart as cats

[ahlam1399]

http://img-s-msn-com.akamaized.net/tenant/amp/entityid/BBFYUKj.img?h=100&w=100&m=6&q=60&o=f&l=f&x=524&y=405Despite what every cat-loving friend has been telling you for years, a new study from Vanderbilt University suggests that dogs are the?

أكثر... (http://www.msn.com/en-ca/lifestyle/whats-hot/scientists-believe-that-dogs-may-be-twice-as-smart-as-cats/ar-BBFZ9rM?srcref=rss)