Some little distance down the trail, he stopped, his head turning this way and that.

He stopped and turned his head away for a moment, before he went on.

It too suddenly stopped and raised its head to focus lifeless eyes upon Susan.

I had to stop and shake my head in wonder.

Finally the woman stopped and turned her head, as if remembering something.

He stopped and lifted his head, sniffing at the air.

She stopped and moved her head back slightly, squinting at the painting.

It stopped and tipped its head to get a better look at us as we went by.

Now she stopped and shook her head, as if to clear it.