This dog food was produced with hard working dogs in mind. (dogfoodchat.com)
It should be noted that harder working dogs require more protein and fat in their diet to maintain stamina and good body form. (dogbreedz.com)
Nowadays, a large percentage of Labs are companions, but they have a history of being hard working dogs bred to help fishermen haul nets, fetch ropes and retrieve fish from the chilly waters of the North Atlantic. (notinthedoghouse.com)