Human hair can usually be distinguished from that of animals under a microscope or by certain tests.

During this action, he distinguished himself under heavy fire from the enemy.

Unfortunately, there was no way to distinguish the landing party from the other humanoids, not under these conditions.

"And tell him our prisoner distinguished himself under fire."

He distinguished himself by his moral courage under the Reign of Terror.

He distinguished her by the name which she had changed that morning, under the sanction of the clergy and the law.

But they can be distinguished under a microscope and through gene analysis.

In this context it is important to distinguish between administrative sanctions and penalties under the criminal law.

We were distinguished under the rose by the notice of other and greater men.

I began to distinguish the gleam of the eyes under the trees.