Blood began to trickle down my arm from the wound.

Warm blood now trickled down his arm in two places.

Hot blood trickled down his arm and side.

It broke the skin, and a line of blood trickled down his arm.

The wound had begun to seep blood and it trickled down his arm.

The blood trickled down his left arm and his chin.

A little blood was still welling from it and trickling down his arm.

The ball trickled down Hunt's arm but it would have been very harsh to give that.

Blood was trickling down his arm from the tusk wounds.

He spun aside, avoiding the worst of the cut, but felt blood trickling down his arm.