The Great Darkness (Beastfolk)

The Great Darkness was an event that began on March 12, 1182 and ended two days later. This two-day period saw a grey mothership hover over the British Isles, thereby blocking the sun out (hence the name "The Great Darkness"), said aliens abducted a rabbit and give him human-level intelligence, drop that rabbit in Oxfordshire, England, and leave.

The following is an excerpt from The Beastfolk Chronicles, describing the Great Darkness:"This year, three days before the Ides of March, a Great Darkness appeared over the land, lasting for two days. Many thought that it was the work of the Devil, others the punishment of God, but what is certain is that from this time, the First Rabbit came..."