MacInnes, known as Puck, is a grinder â sailingâs equivalent of a football lineman. With their brawn, he and other grinders operate hand-powered winches that raise and trim the sails, move the boom and do other tasks that require brute strength. But MacInnes has fallen victim to legal maneuvering and technology.
A study of a cross section of puppies showed that at 6 weeks, only 25 percent of puppies vaccinated were effectively immunized. At 9 weeks, that increased to 40 percent. At 16 weeks, 60 percent responded to the vaccination, and at 18 weeks, that number increased to 95 percent.
Having your Puppy Vaccinated. Each state has its own requirements regarding the scheduling of rabies vaccinations, but most puppies should receive their first dose of the rabies vaccine between 12 to 16 weeks of age. This is about the time her mother's immunity wears off, and she becomes vulnerable to the virus.