6/15/17 WASHINGTON — The U.S. Postal Service will celebrate the wonder of sharks by issuing the Sharks Forever stamps featuring five species that inhabit American waters — the mako, thresher, great white, hammerhead and whale sharks. Please share the news on social media using the hashtag #SharksStamps. The 8 a.m. July 26 First-Day-of-Issue ceremony will […]