How Cadaver Dogs Sniff Out and Dig Up Decaying History

The scent of death revealed the location of the grisly, cannibalistic end to a hopeful trip to California nearly 175 years ago. This is thanks to cadaver-sniffing dogs who seem to have proven the ability to detect death thousands of years after some burials at historic sites. The Donner Party was a group of pioneers that attempted to migrate from Illinois to California in search of opportunity via a wagon train that partly followed the Oregon Trail starting in the spring of 1846. Tragically, the