Sassafras Plant
National Library Of Medicine
Sassafras (sassafras Varifolium)
Maria Mosolova/science Photo Library
Section Of Mature Sassafras Wood
Steve Lowry/science Photo Library
Acadian Flycatcher
Natural History Museum, London/science Photo Library
Fraudulent Antiseptic Product
Food & Drug Administration/science Photo Library
Fossil leaf #2
Science Photo Library