Animals & Nature
Clifton, M. (2012).: "Dog attack deaths and maimings, U.S. & Canada September 1982 to December 31, 2013."
Data is top 5 dog breeds involved in attacks on human beings in the U.S. and Canada between the years 1982 and 2012. Data was compiled by the editor of ANIMAL PEOPLE from press accounts since 1982, this table covers only attacks by dogs of clearly identified breed type or ancestry, as designated by animal control officers or others with evident expertise, who have been kept as pets. All accounts were cross-checked by date, location, and identity of the victim. Attacks by police dogs, guard dogs, and dogs trained specifically to fight are also excluded. "Attacks doing bodily harm" includes all fatalities, maimings, and other injuries
requiring extensive hospital treatment.