An enormous pup may age much more gradually initially, but be nearing Center age at five. Very small and toy breeds don't develop into "seniors" until all-around age 10. Medium-sizing pooches are somewhere in the center on each counts. “My guess is it was a marketing and advertising ploy,” says https://accidentliabilitysupport88787.ivasdesign.com/55254239/the-greatest-guide-to-canine-age-chart