5. The Doberman Pinscher
This breed can be characterized as fearless and aggressive. Thanks to their capability to run for a long time and to study quickly Dobermans are used by police. The Doberman Pinscher is also used as an observe dogs because of their attentive nature and trend to bark. They are wonderful for security job.
6. The Shetland Sheepdog
The Shetland Sheepdog as Australian Cattle dogs are bred to herd. But unlike Australian Cattle dogs which are used to herd cattle, Shelties used for herding sheep. Shetland Sheepdogs need regular exercise in order not to get bored. They have a middle size, tremendously nimbleness and they become one of the most winning breeds in canine agility.
7. The Labrador Retriever
The Labrador Retriever became a favorite pet among families and hunters too. These dogs are frequently used by organizations as search dogs, rescue and seeing eye ones. It is a kind of a huge dog for which regular exercise is required. The breed of The Labrador Retriever is very friendly and simple to train.