These are Racka sheep. The Racka is a unique breed with both ewes and rams possessing long spiral shaped horns. This sheep is a bit of a mystery, a mystery whose solving will shed new light on the history of the Balkans.
(You can read what we know about this type of sheep here, where the quote is from: Racka sheep
Does anyone have any information about this type of sheep being depicted on any Iron or Bronze age reliefs or drawings from Middle east or Central Asia?