Gender Medicine in Europe. Females Are Mosaics: X Inactivation and Sex Differences in Disease. The word mosaic is a form of work of art in which pictures are produced joining together minutes pieces of glass, stones and other materials of different colors.
Most GSDs will live to be between 10-13 years of age while 11-12 years is generally considered the average lifespan. A German Shepherd Dog becomes middle-aged between 6 to 7 years of age, and a GSD is generally considered geriatric at around 10. More senior GSD info.
How Long Do German Shepherds Live? In most cases, you can expect your German Shepherd to live between 10 to 13 years. The breed is usually quite healthy, which makes this pet a great choice for families that want to enjoy their pet for many years. While the size by age varies quite a bit, these dogs do grow to be fairly large when they are full grown.