In 2010, Kristi Crago was in California helping her younger sister go through chemotherapy. While she was there, her French horn was stolen. Kristi thought she'd never see the instrument again ...

It’s an extremely rare example of a “seashell horn” from the Paleolithic period, the team concluded. And it still works — a musician recently coaxed three notes from the 17,000-year-old shell.

At 10:00 on December 4, a man started playing a French horn in an open area of the park, and about a hundred deer gathered in response. Some of the smaller animals came at a gallop.