The scent of blood is what led me to the body.

Trust the scent of blood to bring them on the run.

Perhaps it was the scent of blood that had made me remember the hospital.

"By dark they will have picked up the scent of blood."

The scent of blood is all it takes to wake him.

"Then there is the scent of blood which works even when you aren't hungry."

"There is the scent of blood in the air," I said to her.

She let her thoughts roll with the scent of blood.

He caught the aromatic scent of her blood on the night.

The scent of blood mixed with sweat, and rose into the air.