Fallow bucks fighting

Melanistic Fallow bucks fighting for dominance of the females, who nonchalantly go about their business. During the rut fights sometimes occur between equally matching males who have not yet acquired a harem.
Canon 1Dmk3. ISO 800.
400mm f2.8 lens with 1.4 converter (560mm).
F7.1 1/400sec
Tripod