Scientists have discovered that flies carry more diseases than suspected. The house fly and the blowfly together harbour more than 600 different bacteria, according to a DNA analysis. Many are ...
They were written by experts for the general reader and combined a comprehensive approach to knowledge with an emphasis on accessibility. House-Flies and How They Spread Disease by C. G. Hewitt was ...
Learn to identify common house bugs. Most bugs are harmless. Some can cause problems. Cluster flies resemble houseflies but are larger and harmless. Bed bugs bite and cause itchy welts.