The abilities of man must fall short on one side or other, like too scanty a blanket âSir William Temple. The ability to make a great individual fortune â¦ is a sort of sublimated instinct in a way like the instinct of a rat-terrier for smelling out hidden rats âIrvin S. Cobb.
Puppies can begin to be weaned off nursing and onto solid food by around three to four weeks of age. Weaning should be complete by seven to eight weeks of age. Weaning should be a slow and gradual process of reducing a puppy's dependence on milk.
Mother Dog's Instinct in Starting Weaning. Mother dogs often instinctively determine when to start weaning their youngsters off of nursing so much. This often happens when the puppies are around 3 to 4 weeks in age. Puppies without mothers can also start weaning around this same time period.