European Polecat. Cu calls & eating sounds from a hybrid between a ferret & a polecat. Starts with a cu cough, then panting & 'yelping' (excited calls). Cu feeding sounds on dead chick. Coughs, then more excited yelps while playing. Sounds like the animal is investigating & exploring. Low, hoarse calls (which mean go away) & an annoyance call. Long sequence of playing with handler - sounds as if ferret is scraping or excavating with lots of excited calls. Long Ashton, Bristol, UK