By Linda Weiford, WSU News
PULLMAN, Wash. – Give your Christmas tree a good shake before carrying it indoors. If not, you’ll probably transport holiday hitchhikers straight into your living room.
It’s not usual for an assortment of bugs – ranging from beetles and ladybugs to moths and mites – to dwell deep within a tree’s branches and become active when exposed to the warmth of a human home, said entomologist Richard Zack of Washington State University.