Answering the Challenge

As we were watching a large bull and his harem grazing on the ridge, we could hear another bull bugling an approach from the valley floor. When the newcomer reached the edge of the brush and stepped into the field the lead bull suddenly broke rank and moved to intercept him. There was a great deal of posturing and flared nostrils but it never came to blows. The interloper finally opted for a circuitous path around the herd.

Done