bulldog
On the dog show, the Beagle 'Aro' was the symbol to the most popular breed in 2007, as well in 2008.
No, the Beagle is the fourth most popular breed in the US in 2010.
The Angus breed.
Maltese Terriers
bulldog
The Quarter horse
The Birman cat is a popular breed for breeding and showing in the US.
I think you may mean Duroc. That is the most popular breed of pig in the US.
Labrador Retriever
the welsh springer spaniel is the most uncommon breed in the us
yes
Yes, they are the 2nd most popular dog in the US and pretty common.