Apart from size, another claim to fame for Pinna nobilis is that its byssal threads ... Nacreous pen pearls (mainly Atrina species) are sometimes encountered in jewelry, though far less often than ...

From 1930 to 1948, 230 previously untreated skin cancers of the pinna were seen at the tumor clinics of the Collis P. Huntington Memorial Hospital and the Massachusetts General Hospital.

By gaining a little knowledge on the best affordable fine jewelry brands, you can find those genuine, luxury-grade pieces at accessible prices. The top brands we've tested push past overpriced ...