But the bull had a terrible surprise.

He heard the sharp ping of a rifle and a fearful yell.

Then he saw a figure capering in wild gyrations, and thinking that this human being whom he had learned to trust must have gone mad, he forgot to be angry, but was very much frightened.

Enemies he could fight, but mad creatures he dreaded, and, bellowing hoarsely to his convoy, as a signal, he took flight, all of them following him, their tails streaming straight out behind them, so fast they ran.
Robert leaped and danced as long as one of them was in sight.

When the last streaming tail had disappeared in the bushes he sobered down.