He does his best to remember every bit of her scent.

He himself at this moment was thinking in terms of scent.

No, too much of the scent that should be there!

From the lack of scent in the wind, he knew where they were.

"Aren't they supposed to be able to pick up the least little bit of scent?"

He picked up some kind of scent and followed it to the side.

Actually, there was no trace in the air of the scent she had used.

Suddenly he was hit in the face with a blast of strong scent.

The idea is to get rid of the animal's scent.

You want them to go toward the source of the scent.