If you were reading a book in your warm bed on a cold winter's day,you might say you were snug as a bug in a rug.

VOA: special.2010.12.26

If you were reading a book in your warm bed on a cold winter's day, you might say you were snug as a bug in a rug.

VOA: special.2009.06.28

Sudden cold can be the biggest threat, especially after a warm period.

VOA: special.2010.01.12