1.   His ears might have been a bit wonky but his nose was working just fine.

2.   Because his nose was working, Reilly put up a caution sign, which became a stop sign.

3.   A pupil has made a walk-in model of a nostril, to show his classmates how the nose works.

4.   His big black nose was working the ground like a metal detector.

5.   It is based on recent improvements in the understanding of how natural noses work.

6.   Now, researchers at Stanford University have shown that the nose works in stereo too.

7.   Their noses worked the wind coming down over the grassy flat lands dotted with Acacia trees, performing the calculus of scent and survival.