PRODUCTION EDITOR CATHERINE SMALLEY REPLIES:
Based on your description, it sounds likely that it is a fox attempting to bury meat in your flowerbeds. Foxes are known to hide food in the ground in order to consume it at a later date – a behaviour know as caching. As you suspect, it’s possible the animal was disturbed before it was able to place the meat within the hole it had dug. I’m not sure why it