Coitus is nothing more than the natural act of the animal.

They were clearly taking each other's measures - a more than natural act for people who could be ordered to kill at any time.

Very natural acts: the harbingers of hundreds not less so.

And that, also, seemed the most natural act to him, her reason for going there obvious.

Kill a man as a perfectly natural act; part of their job.

It was a natural act for any creature that would want to live in such a place.

Although it was relatively new behavior to me, I found it to be a totally natural act.

Like all other natural acts people will do it, no matter how severely reprimanded.

Kissing women is, for Oskar, the most natural act in the world.

This was clearly a natural act yet I felt so uncomfortable.