They give a description of the general habitat, looks, and habits of a creature.
The growing uncertainty about the outcome of events
1) A piece of toast got stuck in his throat while he was gulping down his breakfast.
2) The problem was resolved in Tom's mind after many hours of prayer.
3) Dust gets in my eyes while cleaning.
4) The night was strangely quiet while unrolling the sleeping bag.
Hope This helped! Good luck!
-Lion