gray or silver haired (grey)
grizzled; (hair) streaked with grey (gray)
grizzled; (hair) streaked with grey (gray)
grizzled; (hair) streaked with grey (gray)
prematurely gray hair; prematurely grey hair
growing old together (as a couple); white hemp thread (as a betrothal gift, representing the hair of an old couple)
growing old together (as a couple); white hemp thread (as a betrothal gift, representing the hair of an old couple)
hoary marmot (Marmota caligata)